T5557 Hotel Card Switch (Insert T5557 hotel card can gain the power)

1. T5557 card and other power frequency sensor card
2. Usually the Guest open lock by card and enter the room. Then insert card into switch so that the room gain the power
3. Highly integrated and optimized circuit design for lower circuit losses.
4. Load current up to 30A
5. Power: AC180V-250V, AC110V-150V