Intelligent insert card for power switch adopts general card for power, it is energy saving .Intelligent insert card for power switch is installed on the wall beside the door of guestroom, when people come, insert the card for power, it will instantly connect the main power, all the appliances (light,air-condition,television,etc.)of the room can work. when people leave, take away the card, switch will be Automatic Power Off within 15 delay seconds. it is energy saving and safe. if you need power again, just reinsert the card..1. LED indicator Lighting indicator, keep pace with modern hotel and convenient to customer for night operation.2. Wireless installation method Insert card machine and controller adopt wireless control mode, controller is installed in electrical cabinet, card machine can be installer anywhere of the room, it is particularly convenient for reconstruction3. Delay shutdownWhen people leave, taking out the card, the main power will be automatic off in 15 seconds, it is convenient and safe.