Feature

●Easy to install--just peel and stick
●Built-in omnidirectional antenna - The door/windows alarm with built-in antenna to strengthen the signal, make it more sensitive
●Cant work standalone - The door detector work with home alarm system,use as alarm accessories.
●Low-voltage reminder function - When wireless door sensor is in low voltage, it will flash light all the time to remind user change the batteries.
●Magnetic sensor switch detects entry protecting your home or office. Superior circuit design, High-performance and low power consumption.


Description

KERUI D022 Wireless Door Sensor- Work with Home Alarm System

Note:
1.The door alarm cant work standalone,it need work with the home alarm system.When the door detector is triggered,it can send alarm signal to the alarm host .
2.Not all the door sensor can work with your alarm system,please let me know what kind of alarm system with you before you order,since it must work wit the alarm system.

Use the place
The door/window sensor be used to detect doors ,windows,drawers cabinets and other illegal open or move.

Featrure:
1.Built-in antenna to strengthen the signal
2. Under arming state:When someone open the door/window ,the door detector will send the alarm signal to  the control host

Easy to install and operation
Installed in the doors and windows/drawer

Technical Parameters:
Power Supply: DC12V
Static Current::<=20 mA
Transmission Current:<=15mA
Working frequency:433Mhz
Transmission Distance:  80m (No obstacle)
Working temperature: -10 degree to +50 degree
Relative humidity: < 95%

Packing including:
1*wireless door/window sensor