Model: ABT-100/80/60/40/30
1. Twin-Beam has greater stability 2. The sensor can work in rain, fog, snow etc. 3. Twin infrared beams available in 30m, 40m, 60m, 80m and 100m range models 4. Separate receiver LEDs for beam alignment, received light level, and alarm, transmitter power LED indication provided 5. 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. Compact size and light weight 6. Blocking time adjustment is provided for specific target movement rate detection