Garage Door Sensor GSTB-R STB-BL, Replacement for Genie/Overhead Garage Door Fo
Replace for Genie Series II Garage Door Opener Infrared Safety Beam Sensors. prevents the garage door from closing, protecting the safety of family and pets. GSTB-R STB-BL garage door sensor, infrared prevents the garage door from closing, prevents accidents, and protects the safety of family and pets.