Genie (Authentic) GSTB-R (STB-BL) Safe-T-Beam Replacement Kit, Safety Beams, Includes Sender & Receiver(GSTB-R), One Size, Black

The Genie Safe-T-Beam system is designed to ensure maximum safety for your garage opener operation. Using an invisible infrared beam across the opening of the door, the system detects any object passing through the LED beam of light and automatically reverses the closing garage door, keeping kids and pets safe. This Genie 37334R Garage Door Opener Replacement Safe-T-Beam Sensors Kit is compatible with Genie-only garage door openers manufactured since 1993 that use required safety beams. These replacement Safe T Beam sensors are quick and easy to replace.