Made of food grade PP plastic and food grade 304 stainless steel, the lunch box is totally non-toxic and healthy.It is of high quality temperature resistant, non-fragile material, safe and reliable. Using the original PTC constant temperature heating, the use of double function safer and heat insulation. The heating time depends on the temperature of the food and the indoor temperature (It will NOT automatically turn off when the food warms up.) It takes 25-45 minutes to warm the food normally, please pay attention or you can set an alarm clock. Face cover special design ventilation device to keep food fresh, dustproof, antibacterial, more suitable for a variety of climate use. Engineering design Four-dimensional buckle, more solid. Capacity: 1.5L, Size: 23.3 16.6 11.6cm / 9.17x6.54x4.57 ; Removable stainless steel tray, convenient for cleaning and carrying, easy to take out to bring food, vegetables, soup and other food. Perfect gift: 24V 35W specially designed for the truck. The heated lunch box is suitable for the driver who has to drive on the road for a long period of time a day, which allows you even during the trip to eat the food cooked at home. It really is a perfect gift for them Product Specifications: Rated voltage: 24V (Note: Specially for truck) Power: 35W; Nominal capacity: 1.5L Size: 23.3x16.6x11.6cm / 9.17x6.54x4.57 Stainless steel inner box Size: 19.8x13x7cm / 7.8x5.12x2.76 Food Box size: 12.8x7.8x6cm / 5.04x3.07x2.36 Spoon Size: 13x2.9cm / 5.12x1.14 Chopsticks Size: 14x0.7cm / 5.51x0.28 Liner thickness: 0.17cm / 0.07 Package: 1 x electric lunch box 1 x spoon 1 x chopsticks 1 x Truck charging cable Heating 1. Put the cooked rice in the rice box and the dish in the dish box. 2. Put the dish box in the lunch box and secure the buckle correctly. 3. Open the outlet of the cocket colver, plug in the power line. 4. Power connection, when the power indicator is on, the heating will start. Food grade material Made of food grade PP plastic and food grade 304 stainless steel, the lunch box is completely non-toxic and healthy. It is high quality temperature resistant material, not fragile, safe and reliable. High temperature resistance engineering plasticDedicated power cord for the truck, integrated fuse, power supply in the event of an outage automatic current too large to ensure the safety of your truck. Perfect gift 24V 35W unique design for the truck. The heated lunch box is suitable for drivers who have to drive on the road for a long time every day, which allows them to eat the food prepared at home even during the journey. It really is a perfect gift for them