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
$ 89.95
$ 61.58
$ 47.37
$ 34.00
$ 39.95
$ 48.00
$ 29.00
$ 48.00
$ 25.00
$ 269.97
$ 95.00
$ 40.52
$ 31.00
$ 65.00
$ 55.74
$ 42.88