LiftMaster 041B7610-1 Wire Harness Kit (Dual Light) Liftmaster Telephone Entry System it is strongly recommended to

it is strongly recommended to install padding on the bottom edge of all fast moving barrier arms

FAS-Timer-7DTIMER24VDC Digital Timer Manual

Intercom: Yes

constant): similar to B logic

Release: Knob operated with a personal key

LiftMaster 041B7610-1 Wire Harness Kit (Dual Light) Liftmaster Telephone Entry System it is strongly recommended toLiftMaster 041B7610 1 Wire Harness Kit (Dual Light) This is a Wire Harness Replacement Kit. For use with various LiftMaster and Chamberlain Garage Door Openers; manufactured after 2013 that feature a dual light system. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part.