Detects for intruders walking through the invisible infrared beams between the two sensors (T for transmitter, R for receiver); can be up to 6m / 20 ft apart
$ 81.77
$ 62.90
Detects for intruders walking through the invisible infrared beams between the two sensors (T for transmitter, R for receiver); can be up to 6m / 20 ft apart
$ 68.99
$ 56.99
$ 53.99
$ 45.78
$ 12.88
$ 64.45
$ 49.58
$ 39.99
$ 35.00
$ 114.95
$ 75.00
$ 65.00
$ 81.80
$ 59.24
$ 45.57
$ 75.86
$ 58.35