Seco-Larm Enforcer IR Photoelectric Beam Sensor, 50Ft (E-931-S50RRGQ) [Open Box]
Monitor your garage, gate, driveway or doorway with the Seco-Larm Enforcer Photoelectric Beam Sensor (50′). This weatherproof sensor triggers an alarm in a connected security system when its infrared (IR) beam is broken.