2 Pack of STB-B GSTB-R Safety Sensors for Genie Garage Door Openers – DIY Kit
Compatible with Genie garage door openers manufactured after 1993. Enhance the safety and functionality of your garage door opener with this easy-to-install DIY kit. Invisible infrared beam: The safety sensor beams create an invisible barrier that automatically reverses the garage door when an object interrupts the light.