Not the original commenter but we bought the brezza sterilizer after a few days (we also have the brezza formula maker). We found that despite having a good number of bottles, we were needing to clean midday and didn't want to do a whole dishwasher load just for bottles. The alternative was to wash by hand and then boil which is a pain in the butt.Transform sterilizing & drying bottles, pump parts and accessories with the Baby Brezza One Step™ Sterilizer Dryer Advanced - the most advanced way to sterilize & dry in one easy step! This revolutionary appliance uses natural steam to effectively sterilize, then dries 33% faster with HEPA-filtered clean hot air. It has the highest capacity ...Answer. Please do not dishwash any of the sterilizer components. Please clean the lid and accessory tree in warm soapy water. You can use a damp cloth to clean the base and control console. To avoid mineral scale build up, wipe the heating plate with a soft moist cloth after each operation. URL Name.The Baby Brezza sterilizer and dryer is a godsend for busy parents — it cleans bottles and pacifiers in one step A freestanding countertop appliance, the unit uses 120-v power to heat water and create sterilizing steam, plus a heating unit to thoroughly dry the items placed inside. The nearly 17-inches-tall by 12-inches-wide appliance ...Automatically sterilizes & dries bottles, breast pump parts, pacifiers, teethers, sippy cups, toys & other accessories in 1 easy step, saving you time.Supply voltage: 120V ~ 60Hz. Power : 750W. Natural steam effectively sterilizes any brand/size of bottles, pump parts & accessories; Then dries with replaceable HEPA-Filtered air that's 95% ...Answer. The Baby Brezza Sterilizer-Dryer sterilizes and dries baby products, but it does not wash them. If you put unwashed bottles with milk residue in the sterilizer, these bottles will not be properly sterilized. Also the milk inside the bottle will drip out and be baked on to the heating plate, resulting in brown staining that is very ...Rinse well and dry. To descale the Baby Brezza, mix equal parts water and white vinegar. Pour the mixture into the water tank and screw on the cap. Place the empty drying chamber on the base. Press the power button and let the Baby Brezza run for 5 minutes. Press the power button again to turn it off.The Baby Brezza bottle sterilizer is a one-step product that'll automatically sterilize and dry your bottles. Your bottle will stay sterile for up to 24 hours, to boot, if you leave it in the unopened product. This sterilizer also holds up to six bottles, and is roomy enough to clean more at once. What sets this bottle sterilizer apart from ...Whether you are looking for a baby bottle steriliser or sanitiser, Baby Brezza's One Step™ Baby Bottle Steriliser and Dryer Advanced is for you! Our steriliser dryer is the most advanced way to sterilise and dry all brands of baby bottles, pump parts, accessories, and more! This new advanced model comes with a larger bottle rack capacity ...Safe for use in all Baby Brezza machines. Includes one 8 oz bottle = one use for the Baby Brezza Formula Pro Advanced (all models) and multiple uses for other Baby Brezza machines. Prevents corrosion and significantly extends your appliance's lifespan. Powerful and effective, yet gentle on the machine. Made in USA from natural concentrated ...Answer. The red screen means that there isn’t enough water on your Sterilizer's heater plate for the appliance to run properly. This can occur if you didn’t add enough water to begin the sterilization process or the appliance used up all of the water before the 8 minute sterilization cycle finished. To address, please let the Sterilizer ...Use the settings finder which will help you find the setting for the formula you're using. Click Here for Formula Pro Settings Finder. We have two Formula Pro models so please choose the one that you're using. If you have any problems, click here to contact Baby Brezza Customer Service. Was this article helpful? 2 out of 14 found this helpful.NEW Baby Brezza One Step Sterilizer Dryer Advanced is the most advanced way to automatically sterilize & dry baby products. It kills 99.9% of germs with steam, then dries 33% faster and has the largest capacity (8 bottles & 2 pump part sets). Features. Most advanced way to sterilize & dry all brands of bottles, pump parts & accessoriesPhoto: Dr. Brown's. Best Bottle Sterilizer and Warmer. Dr. Brown's Deluxe Bottle Warmer & Sterilizer. $49. See Review. Amazon. As you make your baby registry, you might find yourself debating whether you really need certain items. One of the items in question: a baby bottle sterilizer.Shortly after Norah turned 2, I put her into her crib for bedtime. A minute later, she let out a toddler cackle and hurdled her little body over the crib... Edit Your Post Publishe...One Step Sterilizer Dryer. Automatically sterilizes & dries your baby's bottles, pump parts, soothers and accessories quickly and easily. Kills 99.9% of germs with natural steam, then automatically dries everything. Items remain sterile inside for up to 24 hours. Large universal capacity holds 6 bottles, pump parts, pacifiers and accessories ...This short video is on Baby Brezza formula pro problems and Baby Brezza troubleshooting. I go through the major and common issues and cover Why is my Baby Br...We tested bottle sterilizers from Baby Brezza, Hauture, Papablic, and other brands to find the ones that are easiest to use and most effective in getting bottles clean. By Molly Bradley. Updated ...Full disclosure: Some of these bottle sterilizers, including the Tommee Tippee, Munchkin, and Babymoov models, were sent to us as free test samples by the manufacturer. Here are the Best Baby Bottle Sterilizers of 2024! 1. Babymoov Turbo Pure Bottle Sterilizer and Dryer. We got our hands on this Babymoov sterilizer when it was first released, and …Jul 11, 2021 · To fix this, you will have to turn off your Baby Brezza and reassemble the unit. Remove the powder container and empty the water tank and check for possible damages. If none, proceed to refill the water. You will then have to engage the funnel and cover and manually switch on the device. If the beeping has stopped, reassemble the unit without ...Baby Brezza Safe + Smart Warmer is the only bottle warmer with Bluetooth & 2 warming modes to safely & evenly warm breast milk and formula. The Steady Warm mode uses a warm water bath to safely warm or defrost breast milk which preserves its nutrients (unlike traditional warmers that use steam heat which destroys breast milk proteins).Turn the unit on, run until the mixture has evaporated and any scaling has been removed. Unplug it and rinse the chamber and removable water reservoir with clean water. Ensure items are clean before sterilizing. Sometimes bottles, parts, and other items can have left-over food stuck on them. Ensure the items to be sterilized are clean and empty ...I would take a bin, fill with hot water, then add soap and bottle/pump parts. Quick wash and into the sterilizer. If your baby is full term without health complications, washing in hot soapy water is fine. That said, we still used our baby brezza because it dried all the parts, whereas they took forever to air dry.One of the most common reasons why a Baby Brezza sterilizer may not be turning on is due to a lack of power. If the power cord is not plugged in properly or the wall outlet is not working, then the sterilizer will not turn on. Additionally, it is possible that the power cord itself could be damaged or malfunctioning.Conclusions. In conclusion, the Baby Brezza Bottle Washer Pro emerges as a worthy contender in the realm of baby bottle sterilizers. Its multifunctionality, including washing, rinsing, sterilizing, and drying, sets it apart as a unique solution for parents seeking the best hygiene for their baby bottles and accessories.While the Baby Brezza provides the convenience of on-demand bottle preparation, it's always freshest to make each bottle as needed. Storing formula for extended periods can lead to degradation of nutrients. If you need to prepare in advance, it's best to store bottles in the refrigerator and use them within 24 hours.Oct 28, 2023 · Let's save time and effort by learning how to clean Baby Brezza bottle sterilizer after using it for maximum safety for your little one.Fill the bottle warmer with water until it matches the level of the milk inside the bottle. 1. Fill the bottle warmer with room temperature water to the "Quick Warm" ll line. Always use room temperature water for best heating results. Always use room temperature water for best heating results.The Baby Brezza One Step Sterilizer Dryer Advanced is the most advanced way to sterilize & dry bottles, pump parts and baby accessories. This revolutionary appliance kills 99.9% of germs with natural steam, then automatically dries 33% faster. It has the largest capacity of any sterilizer, holding 8 bottles, 2 full pump part sets, pacifiers and ...Description. Automatically sterilizes & dries bottles, pump parts and other accessories in 1 easy step – saving you valuable time! This combo machine uses natural steam to kill 99.9% of bacteria, then automatically dries with hot air and shuts off when finished. It eliminates germs, bacteria, mold and the yeast that causes thrush.Baby Brezza Steriliser and Dryer Advanced review. A steriliser for bottles is an essential for any new arrival, and the Baby Brezza Steriliser and Dryer Advanced offers the most advanced way to sterilise and dry bottles and pump parts using natural steam, killing 99.9% of germs in the process. With 4 clear functions available on the LCD screen ...The Baby Brezza One Step Sterilizer Dryer Advanced uses natural steam to kill 99.5% of germs, and it dries everything 33% faster. You can use it to sterilize and dry, just sterilize, just dry or as a storage system (items remain sterile for up to 24 hours if unopened.) The LCD control panel makes it easy to select your preferences.One Step Sterilizer Dryer. $139.99. Free Shipping. Qty. Add to cart. Automatically sterilizes & dries your baby’s bottles, pump parts, soothers and accessories quickly and easily. Kills 99.9% of germs with natural steam, then automatically dries everything. Items remain sterile inside for up to 24 hours.Full Name. Receive A Copy Of This Message. <p>Dry and sterilize baby bottles in ten minutes with the Baby Brezza® SuperFast Baby Bottle Sterilizer and Dryer. This large-capacity machine holds six bottles, pump parts, pacifiers, teethers and more from any brand. Other notable.Jul 8, 2022 · Answer. Your Baby Brezza Food Maker is beeping because there isn’t enough water in the water tank to steam the food. It’s very easy to resolve by filling up the water tank. URL Name.Baby Brezza SuperFast Sterilizer Dryer automatically sterilizes & dries baby products SUPERFAST! In only 10 minutes, this revolutionary appliance sterilizes and dries any brand of bottles, pump parts or accessories - -75% faster than other sterilizer dryers. It uses natural steam to kill 99.9% of germs, then automatically dries and keeps items ...Soak a cloth or sponge in vinegar and squeeze out any excess liquid. Gently scrub the rusted areas of the sterilizer with the vinegar-soaked cloth or sponge. Let the vinegar sit on the rusted surface for a few minutes. Rinse the sterilizer with clean water and dry it thoroughly.As someone who exclusively formula fed 3mos onwards , the Brezza sterilizer/dryer combo worked very hard for us lol. Yes, you gotta clean the bottles regardless, but it had its own little spot to quickly dry all the little pieces and bottles on demand.Unplug the machine, they recommend wait 10 minutes I gave it longer. Empty the descaling solution and refill the tank with clean cold water. Run the water only again until the tank is empty this time, to ensure all the vinegar or chemicals used are out. Fixed this issue for me.Home One Step Sterilizer Dryer One Step Sterilizer Dryer. By Baby Brezza. Model # BRZ0098. Fashion: White. $139.99 $99.99 ($40.00 off) Free Shipping ... The Baby Brezza One Step Steriliser Dryer is the easiest way to sterilise & dry bottles, pump parts and baby accessories. This revolutionary appliance kills 99.9% of germs with natural steam ...The Baby Brezza One Step Sterilizer Dryer Advanced is the most advanced way to sterilize & dry bottles, pump parts and baby accessories. This revolutionary appliance automatically dries 33% faster. It has the largest capacity of any sterilizer, holding 8 bottles, 2 full pump part sets, pacifiers and accessories from any brand. ...Turn the unit on, run until the mixture has evaporated and any scaling has been removed. Unplug it and rinse the chamber and removable water reservoir with clean water. Ensure items are clean before sterilizing. Sometimes bottles, parts, and other items can have left-over food stuck on them. Ensure the items to be sterilized are clean and empty ...The Baby Brezza instant bottle warmer is a faster, better alternative– and every parent knows that when you have a crying baby, every second counts. This formula water warmer is here to save the day, and be the answer to all of your hungry little one’s worries. The instant bottle warmer tank holds 50 ounces of water, which is enough to make ...Sterilize & dry your baby's bottles and pump parts quickly with the Baby Brezza Bottle Sterilizer Dryer. Uses natural steam to kill 99.9% of germs, then automatically dries completely. Works with any brand of bottles, pump parts, or accessories Automatically sterilizes & dries bottles, breast pump parts, pacifi.The Baby Brezza One-Step Advanced is a small appliance that functions to both sterilize and dry baby bottles, pacifiers, and other items so they are ready to go quickly when you need them for that 3 a.m. feed. It can fit up to eight bottles and two full sets of pump parts along with other related accessories in the two baskets and unique ...Aug 20, 2023 · One of the most common reasons why a Baby Brezza sterilizer may not be turning on is due to a lack of power. If the power cord is not plugged in properly or the wall outlet is not working, then the sterilizer will not turn on. Additionally, it is possible that the …The Baby Brezza Sterilizer-Dryer is 120 volts and comes with a standard North American electric plug. Using the Baby Brezza Sterilizer Dryer with voltage any higher than 120V will permanently damage the unit. We do not recommend using the North American version outside of the US and17 Jul 2022 ... If you put unwashed bottles with milk residue in the sterilizer, these bottles will not be properly sterilized. Also the milk inside the bottle ...May 22, 2023 · N. m. mnmid. Sterilizing is not needed for a healthy baby at 7 months. They are putting their hands in their mouth and touching everything, they are getting exposed to all your household and family has to offer haha. Sterilizing is important before first use and when baby is a newborn without any exposure to the world.Baby Brezza baby bottle sterilisers and steriliser dryers are much easier and safer to use than other sterilising alternatives like boiling, running products under hot water, or microwaving which require a lot more time and can even lead to accidental burns. Whichever baby bottle steriliser you choose, you'll be able to easily and more ...My Baby Brezza Formula Pro is dispensing more formula than indicated on the ounce selector on the control panel. Why? Answer. The ounce size on the Formula Pro control panel indicates water volume only. When powder is added to the water, the volume is increased, just like when you make a bottle by hand. The final volume of mixed formula is ...My Baby Brezza Formula Pro is dispensing more formula than indicated on the ounce selector on the control panel. Why? Answer. The ounce size on the Formula Pro control panel indicates water volume only. When powder is added to the water, the volume is increased, just like when you make a bottle by hand. The final volume of mixed formula is ...Baby Brezza One Step Sterilizer and One Step Sterilizer-Dryers What does a red screen mean on my Sterilizer? The red screen means that there isn’t enough water on your …Baby Brezza Baby Bottle Sterilizer and Dryer Machine - Electric Steam Sterilization - Universal Fit - Pacifiers, Glass, Plastic, and Newborn Feeding Bottles . Visit the Baby Brezza Store. 4.7 4.7 out of 5 stars 5,125 ratings | Search this page . ... Just turn it on and walk awayI have mostly Dr Brown’s bottles, and plan to get a handful of Tommy Tippee bottles, as well. Originally I picked Dr Brown’s because the basket on top for small parts seems way more functional than the hanging design of Baby Brezza. The more expensive Baby Brezza has the top basket for small parts, but it’s $100+ more than Dr Brown’s ...The appropriate Baby Brezza Formula Pro powder settings for your formula can be found in 4 easy steps, without the need of a powder setting chart: On the Global Settings Finder, select the Formula Pro model you are using. Select the country where your formula was sold. Choose formula brand. Choose formula type/ stage.I would take a bin, fill with hot water, then add soap and bottle/pump parts. Quick wash and into the sterilizer. If your baby is full term without health complications, washing in hot soapy water is fine. That said, we still used our baby brezza because it dried all the parts, whereas they took forever to air dry.15% Off! Introducing the Baby Brezza One Step Steriliser and Dryer Advanced, a game-changer for busy parents. This innovative device sterilises and dries baby bottles in one easy step, saving you time and effort. Moreover, it kills 99.9% of germs, ensuring your baby’s health is never compromised. The device’s unique drying feature sets it ...Baby Brezza Baby Bottle Sterilizer and Dryer Advanced - Electric Steam Sterilization Machine - Universal Sterilizing for All Bottles: Plastic + Glass + Pacifiers + Breast Pump Parts - HEPA Filtration Transform sterilizing & drying bottles, pump parts and accessories with the Baby Brezza One Step™ Sterilizer Dryer Advanced - the most ...This short video is on Baby Brezza formula pro problems and Baby Brezza troubleshooting. I go through the major and common issues and cover Why is my Baby Br...Place the bottle accessories (e.g. nipple, collar, cap, etc) on the upper posts of accessory rack. Place the lid on top of sterilizer base. Please ensure that the lid ts securely on the base without any gaps where the lid and base meet. Plug the appliance into the power outlet. Press the On/O button once.Brand: Baby Brezza. Product Dimensions: 0.39"L x 0.39"W x 0.39"H. Automated Function: Makes warm formula bottles instantly through your phone with the Baby Brezza App. Customization: Allows setup for four different bottles - choose from three temperature settings and dispense between 2-10 oz, or water only. 8.4.Be the first to know about new products and special offers. Shop for Baby Brezza replacement parts for at-home repair. Find Formula Pro parts, Sterilizer-Dryer parts and more for Baby Brezza products.Automatically sterilizes & dries your baby's bottles, pump parts, soothers and accessories quickly and easily. Kills 99.9% of germs with natural steam, then automatically dries everything. Items remain sterile inside for up to 24 hours. Large universal capacity holds 6 bottles, pump parts, pacifiers and accessories from any brand.The Dr. Brown's Deluxe Electric Bottle Sterilizer safely steam sterilizes six bottles in 12 minutes for your convenience. The easy-to-use one-button operation makes it simple to quickly sterilize baby bottles. A removable basket perfectly holds all the bottles in a position for steam to directly reach inside each bottle. The accessory tray holds small items, such as breast pump parts, nipples ...Jul 11, 2021 · To fix this, you will have to turn off your Baby Brezza and reassemble the unit. Remove the powder container and empty the water tank and check for possible damages. If none, proceed to refill the water. You will then have to engage the funnel and cover and manually switch on the device. If the beeping has stopped, reassemble the unit without ...Smart Bottle & Breastmilk Warmer With Bluetooth. Only warmer with Bluetooth & 2 settings to safely warm breastmilk and formula. Uses warm water bath to safely warm breastmilk. Auto-shut-off. Fits virtually all bottles, storage bags, and food jars. Available in White, Charcoal and Slate. Shop Now.Your Food Maker Deluxe is beeping because there isn't enough water in the water tank to steam the food, please refill it.Pushing start on the Formula Pro causes it to start turning all those wheels you put together in the initial setup process and, by some mysterious means, mix the formula and the warm water together, and then funnel the completed formula into the bottle via the spout. ... My Baby Brezza Formula Pro Advanced review. Overall, the Formula Pro is ...Baby Brezza Sterilizer & Dryer Advanced, Effective Steam Sterilization, HEPA Filter, Dries 33% Faster, Highest Capacity, Holds 8 Bottles & 2 Pump Part Sets from Any Brand, Universal Fit, White. $139.99 in stock. 8 new from $139.95. Free shipping.Between the minerals in your water and reside from breast milk - sugars, fats, proteins, it all "dries" on and "burns" brown. Just keep it clean and it's fine. Make sure bottles are upside down so they dry well. A sterilizer doesn't "clean" things or get residue and gunk off, it only sterilizes (kills bacteria). 3.The sterilization cycle will start 3 seconds after pressing all bottles, nipples and accessories are empty and that they are CLEAN the sterilize button and the LCD will count up second …I decided to buy the Baby Brezza secondhand on Mercari for $53 and sold it for $55 when I was done ( more on how I do that here ). Although I only used it for a short time, I found the Baby Brezza Bottle Sterilizer to be hugely helpful. It simplified my life, which was busy as could be with a newborn, exclusive pumping, and just trying to do ...Formula Pro Advanced - How do I clean and descale the Baby Brezza Formula Pro Advanced? Number of Views 87.6K. Difference between the Formula Pro Advanced and the Formula Pro Mini. Number of Views 17.31K. Formula Pro Advanced - How do I prepare my Formula Pro Advanced for long term storage.Editor's Note. While the My Brezza Baby Bottle Sterilizer additionally Dryer Machine is still availability, there is to updated scale called the Baby Brezza Sterilizer & Dryer Advanced.This newer version is able to dry 33% faster asset includes a HEPA filter for clean bearing drying. It holds a larger capacity of 8 bottles furthermore 2 breast pump sets.2. Prepare the Vinegar Solution: Dilute white vinegar with an equal amount of water to create a cleaning solution. For best results, use distilled vinegar to avoid any potential mineral build-up. 3. Clean the Base: Soak a soft cloth or sponge in the vinegar solution and wipe the base of the sterilizer.Baby Brezza’s new travel formula dispenser makes feeding time easier while on the go. The Formula Pro mini is more than your average travel formula mixer, and does it all in a compact design made to go with you and baby anywhere. With a bulky, complicated formula dispenser, travel can feel a lot more stressful; that’s how Baby Brezza’s ...Microwave sterilizing. You can also use the microwave sterilizer to sterilize Comotomo bottles. First of all, wash the bottles with warm, soapy water. Place the bottles in the sterilizer. Put the recommended amount of water in the sterilizer. Microwave the sterilizer according to the manufacturer's instructions.Sterilizers - How do I clean the Baby Brezza Sterilizer and what components are dishwasher-safe? Number of Views 34.59K. How to Video - Bottle Washer - Descaling. Number of Views 2.37K. ... Common Cleaning & Maintenance for Baby Brezza Products; Contact Support. Live chat: Agent Offline.Instructions. Deluxe Sterilizer Instructions. Sterilize up to six bottles at once, plus parts and pacifiers, with the Deluxe Bottle Sterilizer. Download Instructions View Product. < Back to Customer Support.Eco-Friendly: Uses 50% less water than hand washing. Cycle timings: 19 minutes full wash cycle, 9 minutes sterilise cycle, 60 minute dry cycle (88 minutes total) BPA-FREE; 1-year warranty + FREE 6-month extended warranty when you buy direct from BabyBrezza.co.uk. Dimensions: 18L" x 16H" x 10W".Enter: Baby Brezza. The brand has a slew of gadgets to assist in parent life from a bottle warmer, sterilizer and what you're here today to read about: the Formula Pro Advanced and Bottle Washer ...Sold for $2 | Retail: $49.99 | * Does not turn on * Baby Brezza Baby Bottle Sterilizer and Dryer Advanced - Electric Steam Sterilization Machine - Universal Sterilizing for All Bottles: Plastic + Glass + Pacifiers + Breast Pump Parts - HEPA Filtration | Las Vegas, NV. Auction Ended: Sun Dec 17, 6:39PM MST. Las Vegas, NV.Rockit. Rockit Rocker USB Rechargeable 2.0. Many babies, mine included, will only take naps in a moving stroller. This means sometimes your options are to just keep walking, or to push the ...WWOOFing is not all sunshine and baby goats. From cold showers to creepy characters, WWOOFing can easily turn into a travel nightmare. The premise of WWOOFing (World Wide Opportuni...The one-of-a-kind Baby Brezza Bottle Washer was designed specifically to give you more time with baby, and less time at the sink. It's unique 4-in-1 design washes, rinses, sterilizes and dries baby bottles, feeding utensils, pacifiers and breast pump parts - while avoiding cross-contamination with other foods and dishes. All in one step.One Step Sterilizer. $104.99 Buy in monthly payments with Affirm on orders over $50. Learn more. Automatically sterilizes your baby's bottles, pump parts, soothers and accessories quickly and easily. Kills 99.9% of germs with natural steam, then keeps products sterile inside for up to 24 hours. Largest capacity of any sterilizer - holds 8 ...It literally uses tap water and doesn't heat or boil, not even a hot shot. Not safe for making bottles because it isn't sterilising the formula. The instructions also don't say to use cooler boiled water to load into the tank. This product should be taken off the market, it's seriously dangerous.The Baby Brezza Steri-Dry Steam Sterilizer can be used with any brand of bottle, and it can sterilize six bottles a, Using the Baby Brezza Sterilizer Dryer with voltage, Baby Brezza Baby Bottle Sterilizer and Dryer Machine - Electric Steam St, Photo: Dr. Brown's. Best Bottle Sterilizer and Warmer. Dr. Brown’s Deluxe , A short soak in a sink of soapy water or if you have a dish washer is , Jan 7, 2024 · The Baby Brezza sterilizer earns an overall 4 out of 5 stars. It promises to eli, Be sure to dispose of any leftover formula in the bottles after use, and clean thoroughly before your next bottle prepa, View and Download Baby Brezza One Step BRZ0070 instructions manual onl, The Baby Brezza Sterilizer is a popular appliance that can help, Features. Make sterilizing & drying the fastest with the Baby Br, 97 Reviews. $12.99. Fast Shipping! QTY. Add to Car, Use the settings finder which will help you find the setting f, The Baby Brezza One Step Steriliser Dryer is the easi, Below is what is needed to file a warranty claim. If you are mi, Conclusions. In conclusion, the Baby Brezza Bottle Wash, 17 Jul 2022 ... If you put unwashed bottles with m, Editor's Hint. While the Little Brezza Baby Bottle Steriliz, It can also be caused by the age and number of heat.