LiftMaster 891LM Remote Control Doorking In-Ground Opener Maximum Opening Angle: 90°

Maximum Opening Angle: 90°

Adaptive digital limit control

Sleep mode technology for non-essential accessories

1/2 HP limited-duty motor

LiftMaster 891LM Remote Control Doorking In-Ground Opener Maximum Opening Angle: 90°LiftMaster 891LM Remote Control For use with Security+ 2. 0 products. All Security+ 2. 0 Garage Door Openers have a yellow Learn button and two yellow antennas. The code between the remote control and the receiver changes with each use, randomly accessing over a billion new cod Controls one garage door, gate or MyQ enabled light devices Features Security+2. 0 rolling code technology 5 year 3V lithium battery included Compatible only with Security+2. 0