Points:1Suitable for Different Materials: The portable travel bottle heater is suitable for heating a variety of materials and can heat glass and stainless steel respectively. During the heating process the surface of the portable baby bottle heater will not overheat. When the temperature reaches 42 the temperature will automatically enter the heat preservation mode and support 24 hours of continuous heat preservation.2Use Scenario: Breast milk heater is suitable for many ocns. It can be used as a baby bottle heater for travel airplanes trains and cars making our life more convenient and we don't need to worry about babies drinking milk.3Easy to Clean: This bottle warmer is made of PU material and has no impervious function. It can be cleaned with paper towels or other wet wipes. Please be careful not to soak the bottle warmer in water for cleaning.4Safe Voltage: Charging is very convenient you can use power car adapter to charge. Our bottle heater is low-voltage design automatic overheating protection input 5V 2A enhance security suitable for home travel and going out. 5Multiple Functions: It can store milk cups beverage cups or coffee cups. The convenient design makes the insulation bag easy to carry when hiking shopping and traveling. Material:P.P. Origin:CN(Origin) Material Feature:BPA Free Age Range:0-6m Type:Warmers & Sterilizers Power Source:Rechargeable Battery Model Number:Portable Travel Milk Warmer Material::PU leather + heating membrane+ lining