Enjoy Healthy Homemade Food - Heated lunch box is made of food-grade PP material and 304 stainless steel ensuring safe contact with food. The bottom aluminum plate enables even and efficient heating. Food warmer container exhibits excellent heat resistance is odor-free and durability. Max 100W & Fast Heating - PTC heating systems offer rapid and efficient heating performance which has a constant temperature and low heat consumption cycle function it only takes 20-30 minutes to heat up to the optimum temperature. This keeps food evenly heated while preserving its moisture and freshness. Leak-proof & Easy To Carry - Designed with secure latches on all four sides our electric lunch box is sturdier and not breaking easily. The built-in rubber seal prevents food spills during transport. Includes an aluminum foil thermal bag and anti-scalding handle for easy carrying. "4-IN-1 Portable Food Warmer - Heating lunch box includes 110V/220V adapters for home/office and 12V/24V adapters for car/truck. Whether youre working outdoors or indoors you can enjoy freshly heated meals. It also makes for an ideal warm gift for family and friends. (NOTE: NOT INTENDED UNDER 12)" "Removable & Easy to Clean - 2 stackable containers 1.8L stainless steel bottom for food and an upper PPcontainer with 3 compartment for tableware and fruits. Achieve a balanced and nutritious meal with ease! Removable design for dishwasher-safe or hand wash! (Note: Dont wash the external lunch box directly with water dont add water to the heat base.)"