Magnetic Contact Sensor Detector Alarm For Metal Door Window Door Opening Detector Security Alarm System With Cable Safety Kit Of Domestic Garage

Protective device This is a set of magnetic sensing switches used to protect doors and windows. A protective device monitors the opening and closing of doors and windows. Garage door magnetic contact High quality magnetic sensor contacts with strong magnetic sensitivity, sensitive and long life. Magnetic contact detector Easy to install. The wired part is often installed on the fixed door frame and the corresponding part is mounted at the corresponding location on the door. Simple to install, hassle-free. Widely use Entrance warning ideal for homes, apartments, mobile homes, dorms, offices, hotel rooms, garages, etc. Warranty One year warranty, 30 days money back, 7x24 hours email support. -Products from LUOLV's store