[5 Adjustable Temperature Levels & 38C Constant Temperature]: This portable bottle warmer is made of PU and is safely insulated. 5-level temperature setting 38C, 42C, 46C, 50C, 55C temperature heating for different requirements, effective heat preservation of nutritious milk. The bottle warmer can be kept at a constant temperature of 38C, so that your baby can drink at any time. [Bottle Warmer for Most Baby Bottles]: Bottle warmer with removable cap. Adjust according to the size of the bottle, suitable for almost all ordinary milk bottles, simple and convenient and practical shape. [Easy to Clean Travel Bottle Warmer]: The portable bottle warmer is easy to clean, use a wet paper towel to gently wipe the stain on the leather cover, you can complete the cleaning job. Note: This bottle warmer is a low voltage USB warmer. It heats up slowly. It is not a product that can quickly heat a baby bottle. [USB Baby Bottle Cooler Bag]: Compatible with many types of 5V 2A USB devices such as power bank, laptop, charging adapter, etc. Package Includes - 1 x Milk Bottle Insulation Cover; 1 USB cable. [Portable]: Lightweight, small size, easy to carry, can be used at home, traveling, traveling, hiking, shopping, airplanes, trains and cars, can meet your child's milk needs anywhere and anytime.Products from He Wei's store