About This Item: Electric Heating Lunchbox Safe Material: Made from food-grade PP plastic and 304 food-grade stainless steel. Non-toxic and healthy, with high-quality temperature-resistant material that is safe and reliable. Heating & Insulation: Features original PTC constant temperature heating for secure dual function and thermal insulation. Warming time typically ranges from 25-45 minutes, depending on food and indoor temperature. Note: It does not turn off automatically while heating. Unique Design: Removable compartments for easy cleaning. Includes three separate compartments to keep food organized, preserving the original taste of each item (fruits, vegetables, beef, seafood, etc.). Capacity and Accessories: Dimensions of 24 × 17 × 10 cm. Comes with a removable stainless steel tray and utensils (chopsticks, fork, spoon) conveniently stored in the top box cover to save space. Easy to Carry: Features humanized double handles for stable and comfortable transport. Ideal for long drives or trips, allowing you to enjoy home-cooked meals on the go.