【2-in-one Electric Lunch Box】No need to search for a microwave and wait in line to heat up, now simply plug in and heat up your food in your home/office or car/truck using the 220/12V power cord with the electric heated lunch box. When plugged in, it maintains constant heat between 60°C and 70°C, always providing you with a hot meal.【Safe and Fast PTC Heating Technology】Using PTC's original constant heating and low-consumption heat cycle, it keeps food at the right temperature and retains the moisture in the food. It usually takes 30-50 minutes to heat up food, super efficient and energy saving. (If the food is taken out from the refrigerator or where the ambient temperature is low, the heating time should be extended appropriately)【Leak Proof】Improved lid design, the lid won't move during use and covers more tightly. Improved defects of food leakage due to the addition of leak-proof seal design. Prevents liquids from leaking in a shaky car environment.【2 IN 1 Car Home Cable Guide】Electrically heated lunch box includes two different plugs: one for home/office (220V) and one for car/truck (12V).