When put the rice and water in the inner pot and Close the lid of the cooker, plug the cooker in, and press the switch to turn it on. the inner pot into the bottom of the pot to press last thermostat in the middle of the sheet heat, and Ready to work. The heating device inside the container begins to heat up the water in the pot to its boiling point. The boiling water is absorbed by the rice, while the cover or lid keeps steam from escaping. The switch will click, like a toaster, when the rice is done. The rice cooker automatically turns off when the temperature inside the pot exceeds waters boiling point 100 degrees Celsius