USB charging Electric Heating Stainless Steel Lunch Box

Never Worry again about heating your food with our lunch box heater. Best for camping or traveling and best for our kids.Package Including: 1x Heated Lunch Box 1x Adapter Cable for home Or 1x Adapter Cable for car. Features: 1.Using high temperature resistant environmental materials. 2.Stylish and fashionable appearance, without odor and helthy. 3.The steam device is designed as a round cover, keeping the food fresh. 4.The use of PTC heating elements is safer, more convenient and enery-saving. 5.The design of recycle heating in low power keeps the food warm and fresh. 6.Dual-function for heating and warm keeing. 7.Stainless steel / Plastic liner design Specifications: Product Name:2In1 Stainless Steel / Plastic  Heated Container Color: Green, Orange, Blue, Pink Size: 238 x 170x 108mm Power: 40W Voltage: 12V + 110V Frequency: 50-60Hz Capacity: 1.1-1.2L Adapter Cable Length(for home): 121cm Adapter Cable Length(for car): 78cm Plug specification: US Plug Usage: (A) Heating food 1.Plea