Tired of cold packed food? Here's the best solution, the Electronic Heating Lunch Box. This is a steam device designed as a round cover for keeping the food fresh and warm. The use of PTC heating elements is safer, more convenient, and energy-saving.The Lunchbox is a stylish, convenient, and a healthy way to enjoy your meals on the go. No more fast food lunches and microwaving your meals. Plug in an outlet and warm up your food right at your desk and enjoy it.