Wireless Magnetic Door/Window Contacts – 5 Pair Set for Home Security
Don’t compromise on security. Normally Closed (NC) type: the switch creates a closed loop when the door is closed, and an open loop when the door is opened. Strong double-sided tape for effortless and secure mounting.
Solar Wireless Driveway Alarm System-1/2 Mile Long Transmission Range-300 Feet W
Solar Wireless Outdoor Weatherproof Security Photoelectric Beam Sensor. Power Source Solar,Corded Electric,Battery Powered. The receiver also has 4 relay outputs responding to the 4 wireless zones,used to connect our system to other alarm system.