Overview : The product supports car charging heating and is equipped with car charger. With a large capacity, it can hold types of bottles and heat or keep the two bottles warm at the same time. Real-time display temperature: The electronic screen displays the heating temperature in real-time, and the degree is clear at a glance. Heating for 15-20 minutes, it can maintain 40 degrees continuously. Easy to carry outdoors: When you don't need to heat, you can carry a warm milk bag or hang the warm milk bag on the handle of the stroller. Small details for large use. With buckle design, it can be hung anywhere. Supporting vehicle charging and heatingVehicle filling. Specifications : Material: Oxford cloth + constant temperature heater Power output: 18 (W) Rated voltage: 1.5-1.6A 12v Insulation: 40-45 degrees Size: about 23*8*20cm/9.06*3.15*7.87in Universal models: Universal design for multiple models of vehicles. Package Contents: 1 x Warm Milk