When guest get in the room, insert card for power of the room appliance, when he/she leaves the room and withdraw the card, power cut delay to protect the circuit.

1.enduring big electronic current;

2.Guarantee:1 year;

3. long life time;

4.saving power for you when customers forget to turn off.

5.Volage:180-240v (the other voltage could be customized)

6.electronic current: 30A

7.Time: 15-30 seconds delay time