Usually the Guest open lock by card and enter the room. Then he
insert 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 3types:
1. Any card switch(any card can gain the power)
2. IC card switch(Only IC card can gain the power):
3. 125khz card switch(Only 125khz card can gain the power):
4. 13.56Mhz card switch(Only Mifare card can gain the power).
5. programmed card switch(Only programmed with room number card can
gain the power).