Chamberlain LiftMaster Residential Garage Door Opener Screw Drives 2110/3110

STANDARD FEATURES

• 1/3 HP motor with 7´ drive screw encased in a wear-resistant channel
• Includes MVIS®  for quiet operation

INCLUDED ACCESSORIES

• Standard Security+® Remote Control
• Illuminated door control button

SAFETY FEATURES

• Includes The Protector System® - projects an invisible light beam across the garage door opening and automatically reverses the door if anything interrupts the beam while door is going down
• Equipped with PosiLock^TM -  stops intruders by securely locking the garage door when it is down
• Manual release in case of power failure

WARRANTY

• 2-year motor warranty