Food grade material: The electric lunch box is made of food grade PP plastic and 304 stainless steel container. It has high heat resistance and meets dietary safety standards. Portable and easy to clean: The portable microwave oven has a removable 304 stainless steel container, which is easy to clean and dishwasher safe. Reminder: Do not wash the heating base with water and do not pour water into the heating base. Added sealing ring design to prevent liquid leakage in the swinging car environment. Increase heating speed: The electric lunch box uses a low-power heating cycle to keep the food at the right temperature. It usually takes 1530 minutes to heat the food. Say goodbye to long waiting in line. The portable food warmer electric lunch box can heat healthy and hot meals. Uses PTC energy-saving heating element to prevent overheating. Large capacity: The electric lunch box has 2 removable containers (inner stainless steel tray and plastic salad box), which can separate different dishes. Capacity is 1.0L. It is convenient for carrying food, vegetables, soup, and other meals on the go. Gift choice: If you are looking for a gift idea, consider the electric heating lunch box to show care for loved ones. It is a thoughtful gift for husband, boyfriend, dad, and friends.