Will the hotel card be cut off without business card printing?

Yes In order to prevent guests from leaving the room, the room card is designed as a card to get electricity when all the appliances are still on. That is to say, when the guest enters the room, insert the room card into the electric slot, and all the appliances in the room can be connected to the power supply, and when the guest leaves the room, unplug the power supply. Room card power slot, then this switch will be closed immediately, that is to say, the room card is a master switch that controls the whole room store.