Gate Door Barrier Infrared Beam Sensor Compatible STB-B GSTB-R GSTB-BX Swing/Garage Door Opener Photocell Safety Infrared Sensor
【Updated Design】
GSTB-R STB-BL Garage Door Opener Safety Beam Kit with Bracket.GSTB-R STB-BL Safety Sensor Beam Eyes emit an invisible beam of light on the inside of the garage door.Whenever there is an obstacle, the garage door will automatically flip over to avoid any damage and prevent accidents.
[Easy to install and program]
Garage door sensor replacement wizard garage door opener sensor. Garage Door Sensor Safety-t-beam Replacement Kit with bracket, comes with detailed user manual(not necessarily support Chinese), help you install and use it in minutes. Tip: Make sure the garage door opener is not powered on before installing the safety spare sensor.
[Package Contents]
Garage Door Opener Parts, Detailed Installation Instructions*1, Transmitter Sensor*1(Red LED), Receiver Sensor*1(Green LED), Wing Nut*4, Round Head Bolt*4.