Wireless Door Window Open Alert Home Security System Siren/Alarm, Standard Size, White - Set of 4 Nos Sensors

Brand: NAVKAR SYSTEMS

Color: white

Features:

• Easy installation: no need of drill, just stick to door/window by using adhesive
  
• Replaceable battery: once battery is weak just replace them by opening cover
  
• Sharp ear piercing sound: inbuilt siren give sharp siren sound as soon as door/window gets opened
  

Part Number: NS-Security sensor-4

Details: > Installation with adhesive tape, just stick on and go. no need of Hammer and Nails > Fix the main unit and magnet unit on door/window and door/window frame, keeping them in horizontal alignment, the ...

Package Dimensions: 3.9 x 3.9 x 3.4 inches