Free Sample !New Wireless Door/window Gap Contact
Specifications
1.free sample !New Wireless Door/window Gap Contact2.Power supply: 9V-12V
3.three years warranty
| 1.It has doorbell function, can remind user to set alarm. | |||
| 2.Both sides have magnets. Easy to install and change batteries. |
New Wireless Door/window Gap Detector
Power supplied 12V(inside battery12V)
Transmission frequency:433MHz±0.5 MHz
Sending distance: No obstacle 80m
static current: ≤10uA
Alarm current ≤30mA(door bell not work) ≤80mA(door bell work)
Alarm distance: 20mm
Work condition: temperature -10~40°C
Humidity ≤90%
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