This circuit is used to alarm when you leave the door or window open everywhere such as the air-conditioned room, car door, etc.
- Power Supply : 9-12VDC
- Consumption : 1.9uA (standby) @ 9VDC, 60mA (working) @ 9VDC
- Duration of delay time before alarm : 10-60 seconds.
- Included the magnetic switch in this set.
- PCB Dimensions : 2.81" x 1.84"