【USB Charged Heating Cover】 Are you worried that your baby's cold milk is not good for the stomach? Make your babies drink only warm water and milk using our USB charged heating cover. Our thermos will make sure your baby drinks only warm milk from now! 【Low-voltage and USB Interface】 The bottle heating cover is made of high-quality cotton and spandex blend material, which is safe and non-toxic.Low-voltage design, Compatible with many kinds of 5V 2A USB devices such as power bank, laptop, charging adapter, car USB interface, etc. 【Easy to Wash】 Our thermos bag comes with a Velcro pouch, long USB Cord, is easily washable and provides a constant temperature for longer duration. 【Portable and Compact】 Small and compact design for easy carry and storage. Perfect solution for parents to conveniently, safely and easily warm baby bottle while in the car traveling. 【Guarantee】We strive to provide you with the highest quality product and the best customer experience. If you are not satisfied with our product, you can take advantage of the 180 days warranty.Color: Donut Pattern Manufacturer: SOULONG Package Quantity: 1 Part Number: SOULONG48t2hwv7fr-01Specification: Material: cotton, spandex blend (Optional)Pattern: Donut Pattern / Cat Pattern / Rocket-Pattern / Rainbow-Pattern / Polar Bear-Pattern / Dinosaur-Pattern Instructions for use: Voltage 5V, current 1A to 2A. Ordinary mobile phone charger, computer USB interface, charging treasure, etc. can be used. Environmental instructions: no fluorescent agent Washing instructions: Take out the heat-generating components when washing. Size: Approx. 28cm * 13cm * 1cm Package list: 1 * Baby Bottle Warmer Cover 1 * Heating Part(Data cable and heater chip are welded together)