Magnetic Door Window Sensor

Magnetic Door Window Sensor

  • $47.97
    Unit price per 


Wireless Magnetic door/window sensor for IWATCHALARM (Add-on) Key Specifications: Battery Powered: DC 1.5V (1X AA battery, last up to 1 year), LEDs: Red, Transmission Frequency: 433 mHz, Transmission Distance: 490 feet clear line of sight no walls.