Portable Food Heating Box/Lunch Box 1L 220-240V, 50/60Hz 280W 1 litercapacity,it is professional design for one person. Portable design, you can take it to office,picnic,hospital,many place to solving your meal. Constant temperature PTC heating ,clean and fast. Dry boil protection . Food grade SUS 304 inner pot, PP body. Including steamer, it is so easy to steam buns or eggs Cordless body, barrier-free movement.