1. Can the electric lunch box keep warm?
The electric lunch box has dual functions of heating and heat preservation, and its heat preservation function is the same as that of the heat preservation lunch box. The general electric lunch box keeps warm for two to three hours, and the better electric lunch box can keep warm for about six hours. The electric lunch box is a healthy and fashionable new generation portable electric lunch box, which has no peculiar smell and is healthy and hygienic.
Second, the difference between electric lunch boxes and insulated lunch boxes
1, insulated lunch box
The insulated lunch box is composed of ordinary lunch boxes, the outer shell is insulated, the inner and outer layers are filled with foam plastic, and the inner layer is plated with metal film, which has good insulation performance.
The insulated lunch box can be eaten directly when opened, which saves the time of waiting in line for the microwave oven.
The insulated lunch box is relatively affordable, nutritious and healthy, but one disadvantage of the insulated lunch box is that the food will be too soft for a long time, which will affect the taste.
Unless it is a particularly good quality insulation box, the insulation time is limited.
2, electric lunch box
The electric lunch box can not only keep warm, but also be used for steaming eggs and boiling milk, with various functions.
The electric lunch box does not need to wait in line for the microwave oven, so it is convenient to heat the rice. Just add water and plug in the wire to heat it. After heating, the power supply will be cut off automatically.
Electric lunch boxes usually use food-grade PP heat-resistant materials, which are environmentally friendly and healthy and keep the original flavor of food; Adopt the design of fresh-keeping box container, which is convenient to use, beautiful in appearance and easy to carry. You can't tell it's a lunch box unless you look carefully.
3, the electric lunch box can have many functions, such as steaming eggs, boiling milk and keeping warm. The insulated lunch box can only keep warm, and its function is relatively simple.
4. The electric lunch box is a small household appliance that generates high-temperature steam inside the lunch box after the heating element is electrified to achieve the purpose of heating and insulation.
The electric lunch box can not only heat and keep warm, but also has the heating function that the thermal lunch box does not have, so it is obviously a good helper to carry food out.