A power control method applicable to an electronic apparatus having a first electronic element and a second electronic element which can be opened and closed toward to each other. The power control method includes the following steps: providing a plurality of power modes on the electronic apparatus; detecting a trigger signal generated from a close operation of the first electronic element and the second electronic element; detecting touch information generated in response to the first electronic element or the second electronic element being touched; determining a close gesture according to the trigger signal and the touch information; and selecting and operating in a corresponding power mode within the plurality of power modes by the electronic device according to a correspondence relationship of the close gesture and the plurality of power modes.