About this product
Country Of OriginMainland China
Product ConditionNew
Battery in The ProductYes
With BatteryYes
Warranty TypeNo
Product description
These sensors are used to protect the opening of both doors and windows.
If a burglar opens the protected door or window, a magnetic switch inside the sensor,
will trip, which sets off the security system.
Install one at every entrance to make sure your home is protected.
supervised (self-checking) for professional reliability
and offers you choice in design and performance
It will work with alarm systems, compatible with most standard security system.
Pull out the antenna of the magnetic detecto: when the door or window is opened
from the closed position, LED 1 will turn to red for 2 seconds,
the magnetic detector will be triggered and will send alarming signal to the main unit.
Indication of low battery: When the voltage of battery is less than 7.5V, LED 2 will straightly turn on red light.
At this time, you nee to immediately change the battery.
Wireless Gap Detector (Door / Window Contact)
Power Supply: DC12V/23A Battery
Transmission Current: ≤15Ma
Transmission Frequency: 433MHZ 0.5MHZ
Transmission Distance: About 30m with one barrier
Battery Life Time: About 6 months
1 x Wireless Door Window Gap Sensors