Chuango Multi-beam Ir Sensors

Ideal for placements on fences, balconies or by garage doorsWork wonders in outdoor environments and detect acts of intrusion via invisible infrared beamsThrough advanced technology and algorithmsonly objects over a certain size would trigger an alarm with an instantaneous alert to your smartphone, minimizing false alarms.Completely wireless and battery-poweredChuango AID-420 stands on guard for you in disguise, and the unique power-saving mode means up to 3 years of care-free, worry-free battery life

"OverviewIdeal for placements on fences, balconies, or by garage doors, Chuango AID-420 sensors work wonders in outdoor environments and detect acts of intrusion via invisible infrared beams. Through advanced technology and algorithms, only objects over a certain size would trigger an alarm with an instantaneous alert to your smartphone, minimizing false alarms. Completely wireless and battery-powered, Chuango AID-420 stands on guard for you in disguise, and the unique power-saving mode means up to 3 years of care-free, worry-free battery life.SpecificationsDetector infrared beam:4 beamsBeam transmitter battery:2 CR123A batteriesBeam receiver battery3 CR123A batteriesStandby time:3 yearsStandby mode power consumption:beam transmitter < 0.03mA; beam receiver