• Brand: CHAMBERLAIN
• Color: One Color
• Material: Polyethylene
• Style: Sensors - Old Version
• Assembly Required: Yes

• More control: The replacement safety sensors project an invisible light beam across the inside of the garage door to prevent accidents and are required for safe use of all Chamberlain / LiftMaster / Craftsman Garage Door Openers; Whenever there is an obstruction, the garage door will automatically reverse before causing any damage
• Chamberlain compatible: These sensors replace defective or damaged sensors for every Chamberlain/LiftMaster Garage Door Opener manufactured after 1997; Not compatible with craftsman 100 series
• Easy setup: Includes 2 sensors, mounting brackets, 18 inches of extension wire and instruction manual
• About Chamberlain: The largest and most dependable garage door opener manufacturer in North America

The Chamberlain Garage Door Opener Replacement Safety Sensors (2 Pack) help make sure your garage remains safe. The sensors project an invisible light beam across the inside of the garage door to ensure that if anything is coming in or going out. The door automatically reverses before hitting anything or anyone.