belts
chamberlain whisper drive 3 4hps garage door opener with innovative belt drive battery backup wd962kev
br b chamberlain whisper drive 3 4hps garage door opener with innovative belt drive battery backup wd962kev b ul li 3 4hps dc belt drive system for the ultimate in quiet performance li li the chamberlain wd962kev whisper drive garage door opener 3 4hps battery backup system provides up to 20 open close cycles in the first 24 hours of a power outage li li timer to close feature can automatically close the garage door after 1 5 or 10 minutes li li motion detecting control panel allows easy programming of remote controls keypads myq lighting accessories and turns lights on automatically when movement is sensed li li auto force sensing technology constantly monitors garage door opener system and adjusts forces to temperature fluctuations li li quick install rail system provides faster and easier installation assembles in 60 seconds li li the chamberlain whisper garage door opener delivers 200 watts of light with adjustable light time delay li li homelink compatible the in vehicle remote control system li li chamberlain whisper drive garage door opener with innovative belt drive battery backup includes two 3 button remote controls 1 wireless keyless entry system and 1 control panel not shown li ul
chamberlain
li ultimate in quiet performance li up to 20 open close cycles in the first 24 hours of a power outage
average customer rating 5 battery type lithium primary category garage door openers composite wood code no country of origin  components usa or imported cpsc regulated indicator n drive system belt features intellicode has mercury n horsepower 0.75 hp multipack indicator n warranty information lifetime motor and belt warranty 5 year parts warranty 1 year accessory warranty warranty length lifetime 5 year 1 year