?When the guests leave the room and remove the door card (be sure to pull cards because the guests have to use this card to come back to open the door)£¬ this switch cut off power automatically after 10 seconds. It has many advantages£¬ for example£¬ bring direct economic benefits to the hotel£¬ extend the electrical life of rooms£¬ enhance the electricity safety factor of rooms and conform global "green energy" called.                                    Features            New and high quality<br>Made of imported lead-free fire retardant materials£¬ more safety<br>For EM£¬ T5557 card<br>After 10s delay£¬ the power cut off automatically<br>Elegant appearance£¬ suitable for star hotel<br>With wiring chip non-slip function<br>Output current up to 30A<br>                                                            Specifications                        Card Type          EM£¬ T5557 card        <br>          Material          Flame-retardant PC material imports        <br>          Over-current Voltage          AC 220V or AC 110V DC 12V£¬ DC 5V£¬ etc.        <br>          Overcurrent Current          30A        <br>          Delay Time          10 seconds        <br>          Dimensions          85mm x 85mm x 45mm / 3.35" x 3.35" x 1.77"        <br>          Operating Voltage          AC 180V ~ 250V        <br>          Color          Golden        <br>                                                              Package Includes            1 x Hotel Recognition Sensor Card Insert to Gain Power Switch Golden QD02CY<br>