Model: ABH-75/100/150/200/2
1. Quad Beam has greater Stability 2. The sensor can work in the rain, fog, snow etc. 3. Alarm protection. 4. Quad infrared beams can be available in 75m, 100m, 150m, 200m and 250m range models. 5. Quad infrared beam with 4 channel selectable switch type also available Separate receiver LEDs for beam alignment, received light level, and alarm, transmitter power LED indication provided. 6. Built-in viewfinders for optical axis adjustment. Both horizontal and vertical adjustment are provided at the receiver and the transmitter with alignment and signal level LEDs at the receiver to confirm optimum adjustment