LiftMaster Monitored Retro-Reflective Photo Eyes | LIF-LMRRUL elite hinge The single button that controls

The single button that controls the gate operator has adjustable code settings and has a visor clip for your vehicle

Linear AE-100 User Manual

Securely Monitor and Control - Securely monitor and control gates and doors with myQ® smartphone app (requires additional Internet Gateway unit)

Temperature Rating -40º to 158º F (-40º to 70º C) No heater necessary

Speaker Sensitivity: 40dB

LiftMaster Monitored Retro-Reflective Photo Eyes | LIF-LMRRUL elite hinge The single button that controlsLiftMaster Monitored Retro Reflective Photo Eyes LIF LMRRUL Enhanced retro reflective photo eye now with heater and wider beam, engineered to stay aligned; maximum range: 50 feet. Includes Steel sensor hood Durable polyethylene reflector hood 10 ft. wire Brackets Mounting hardware Features Long Range Sensing distance up to 50 ft. Increased beam angle for simple, reliable alignment. Built In Heater for dependable performance in most environments.