Welcome to our store! [Mini Milk Warmer]: Never worry about your baby not having warm milk on the go again. This bottle warmer automatically shuts off and keeps milk warm. [Insulating Heating Band]: The bottle warmer features rapid heating and excellent insulation, suitable for all bottles with a diameter less than 2.6 inches. [Milk Warming Options]: Choose from 37°C, 40°C, 42°C, 45°C, 50°C, or 55°C, and warm milk from normal temperature to 40°C in just 20 minutes. [6000mAh Battery]: Equipped with a large 6000mAh battery, the bottle warmer allows for approximately 4 to 5 uses before needing a recharge. [Wireless Charging]: The bottle warmer comes with a built-in rechargeable battery, enabling wireless use. Simply place the bottle inside, and the bag will warm it up in minutes. Item Type: Wireless Charging Bottle Warmer Material: ABS, PC Battery Type: Polymer Lithium Battery Battery Capacity: 6000mAh (Comes with built-in battery) Heat Preservation: 2.5 hours Heating Speed: 20 minutes Charging Time: 6 hours Charging Method: USB Includes: 1 x Bottle Warmer 1 x Data Cable 1 x User Manual Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.