Description:
The Chamberlain 1/2 HP Chain Drive Garage Door Opener is a durable and reliable garage opener system with an industrial-strength chain. Its 1/2 HP motor is powerful and can lift almost any garage door. The opener has a 5-piece quick install rail system that can be assembled in 60 seconds. The rail and chassis are made from solid steel for strength and long-lasting performance. This unit includes Security Rolling Code Technology that changes to 1 of more than 100 billion never-repeated, new codes whenever the remote control is activated. This provides an added security measure.