< p > [Voltage 3 - in - 1]: The new version of the lunch box has great compatibility with 12V, you can use it in your car with a 12V socket, or you can use any 220V socket in the office. The power port is very safe and waterproof designed, and is the best choice for office workers, taxi drivers, public car drivers, trucks and student families. [Food grade material]: The lunch box is made of environmentally friendly PP material, resistant to high temperatures, no odor when heated, and does not emit harmful substances at high temperatures. Health of children and adults. [Fast heating]: Energy-saving PTC heating technology to prevent overheating. Use a low power heating cycle to keep food at the right temperature and stay hydrated. It only takes 3040 minutes to heat food and is very energy efficient. Worry-free carrying: New drawer tableware storage design with comfortable handle. Equipped with a silicone sealing ring, it protects well against food leakage. Waterproof for 3 seconds at a