Usually, the Guest opens lock by card and enters the room. Then he inserts this card into this switch so that the room gain the power. If he leave the room, he should take the card away from the switch and the room will loss power 15seconds later.
Our energy saving switch is following 5 types:
1. ESS-any card | Any card switch(any card can gain the power) |
2. ESS-chip card | chip card switch(Only accept chip outside card to gain the power) |
3. ESS-125khz | 125KHZ card switch(such as the Temic card or EM card can gain the power) |
4. ESS-13.56Mhz | 13.56MHZ card switch(such as card can gain the power) |
5. ESS-RN | Only accept hotel programmed card with room number or time limited to gain the power. |