Perimeter Laser Beam Security

Four sets of 3b solar wireless perimeter security beams with a kp h d gsm auto dialler ideal for protecting your perimeter business or home the 3b beams have an impressive 100 metre detection range a 900 metres transmission range back to the wireless receiver the gsm dialler will contact key holders by telephone.
Perimeter laser beam security. Laser beam alarm system. 1 16 of 411 results for perimeter alarm price and other details may vary based on size and color. 2 mile long transmission range 300 feet wide sensor range no wiring no need replace battery outdoor weatherproof diy security perimeter alert system. Get it as soon as wed sep 30.
Amazon s choice for perimeter alarm. When movement is detected by these sensors they can send notifications to your alarms or security system so you instantly know when someone is approaching. 4 5 out of 5 stars 97. Perimeter sensors use infrared ir passive infrared pir or light detecting sensors to monitor your surrounding property.