ELECTRIC HEATING LUNCH BOX: This electronic lunchbox slowly and evenly heats your meal to preserve moisture and enhance flavor. You can always have warm and delicious meal anywhere at . Flexible lock catch design, easy to lock up and stable. MATERIAL: plastic + stainless steel, safe, healthy and durable. Removable stainless steel container, convenient to separate different dishes and very easy to clean. APPLICATION: Suitable for school students, company office employees and workers who need to carry lunch by themselves. Item Name : Electric lunch box Material: Food grade PP+Stainless Steel304 Size: 24x17x10cm Weight: 1.2 kg Capacity: 1L Voltage: 110v-220V Frequency: 40W 50HZ Certificate: CCC,CE,ROHS,LFGB Usage:Food FreshnessPreservation,Leakproof Color: Red/Green/Blue PACKAGE INCLUDED: 1* Lunch Box ( Car Plugs not included ) Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.