Feature: 1. Detachable Inner Container: The portable food warmer includes 2 detachable inner containers with a total capacity of up to 1.2L, for 1?2 people"s food amount 2. Food Grade Material: The self heating lunch box is made of food grade material with 304 stainless steel removable container, easy to clean and dishwasher safe 3. Waterproof Design: The cooking lunch box has waterproof interface design, anti dry burning function, handle design, , plug and play 4. Scope of Application: Suitable for those who go to work or school, can heat food at school, office or even when traveling. Not only suitable for children, but also for adults 5. Constant Temperature Heating: The electric lunch box adopts the original constant temperature heating of PTC, which is safer to use and has dual functions of heat insulation Specification: Item Type: Electric Lunch Box Material: ABS, Stainless Steel Product Size: Length: Approx. 25cm / 9.8in Width: Approx. 12.5 cm / 4.9 in height: Approx. 15 cm / 5.9in Frequency: 50HZ Capacity: 1.2L Power: 200W Control Method: Button Control Weight: Approx. 1082g/38.2oz. Package List: 1 x Electric Lunch Box2 x Inner Container1 x Measuring Cup1 x User Manual1 x Power Cord