Home Securit form burglars at your fingure tips.
Home security magnetic door and window sensor secures your home for illegal entrance and exit.
Any unusual movement of doors and widnows will trigger a burglar alarm that can be controlled from any where inside or outside your home at about 100meters.
install inside of locker,door,window,or places you want.
Easily to operate;long life span,stability and strong anti-interference.
Small size and compatible for most alarm host.
1PC Window Door Sensor Wireless Guarding For 433MHz Home Security Detector Alarm System