Feature:1. REHEATING: The electric lunch box food heater can evenly reheat a variety of foods without burning or drying out your food.2. EASY TO OPERATE: The USB electric lunch box solves the problem of people not being able to heat and keep food, drinks and other items while traveling by being easy to operate and use.3. KEEPING WARM: The electric lunch box can keep food at a constant temperature and can heat up lunch, milk, breast milk, and water according to your own needs.4. LIGHT WEIGHT: USB food heater overall light weight, easy to store in the car, motorcycle, easy to carry, suitable for travel use.5. MULTI USE SCENARIO: This food heater food heating bag is ideal for travel, office, camping, hiking, and night fishing.Specification:Item Type: Electric Lunch BoxMaterial: PVC, Aluminum, Aluminum Foil, Pearl WoolWeight: 256g / 9ozSize: Approx. 22 x 17 x 10cm / 8.7 x 6.7 x 3.9inVoltage: 5VHeating Mode: Aluminum Plate Heating.Package List:1 x Electric Lunch Box Bag1 x USB Cable