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KERUI Wireless Home Doors Windows Security Entry Alarm System - EASY to install FREE BATTIRES Door Sensor for GSM Home Security Alarm System
KERUI Wireless Home Doors Windows Security Entry Alarm System - EASY to install FREE BATTIRES Door Sensor for GSM Home Security Alarm System
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PS : Not all the door sensor can work with your alarm system,please let me know what kind of alarm system in your hand before you order.

Item Informatiom
Compound multi-layer design
Built-in omnidirection...

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Product Review

PS : Not all the door sensor can work with your alarm system,please let me know what kind of alarm system in your hand before you order.

Item Informatiom
Compound multi-layer design
Built-in omnidirectional antenna
Superior circuit design
High-performance and low power consumption
Superior ABS material
Working frequency:433MHz
Shock resistence:4.7M,1.2M.3.5M,300k
Transmission distance:50-150m in open area.

Technical Parameter
Transmission frequency: 433MHz
Operating Power: 23A 12V
Built-in Antenna
It will send the alarm signal to control host once the door or window is opened

Package Content
1 X Wireless door/window detector(battery include)

  • Easy to install--just peel and stick
  • Can't work standalone - Work with KERUI security home alarm system
  • 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.
  • Feature - Superior circuit design, High-performance and low power consumption.
  • Power - 1pcs 23A 12V battery power

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