Supreform IP67 Waterproof Universal 10-30VDC Reflective Photoelectric Beam Senso
Supreform IP67 Waterproof Universal 10-30VDC Safety Retro-Reflective Photoelectric Beam Sensor for 12VDC and 24VDC Gate Opener, Garage Door Sensor Up to 40 Feet Sensing Range, Pre-Wired 6.6 Feet Cord.