Selected bottle heater covered with synthetic leather, thick layer of electronic components, non-toxic, better heat dissipation.Adjustable heating temperature: Our bottle heater has an adjustable heating temperature of 100.4-131 ° F/100-131 ° F, circulating constant temperature heating, which can meet its different heating purposes, efficiently maintain and maintain the constant temperature of water and milk.Portable bottle heater: Our portable bottle heater can solve the problem of milk heating and outdoor feeding in cold weather, keep warm for 24 hours, drink portable, and use comfortably.USB safe portable bottle heater supports USB with charging cable, easy to use with plug, convenient and stable electric car use.Suitable for many: improved design of bottle heater and adjustable Velcro, widely used in a variety of shapes or sizes of feed.