LiftMaster 891LM Remote Control Doorking In-Ground Opener Three button control (open/stop/close)

Three button control (open/stop/close)

Adaptive digital limit control

Professional-grade construction

Form C relay output (10A@120VAC/28VDC)

single-channel

LiftMaster 891LM Remote Control Doorking In-Ground Opener Three button control (open/stop/close)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