The 8550WLB model is the quiestest opener in the LiftMaster® lineup. The integrated battery backup ensures garage access even when the power is out. Equipped with built‑in Wi‑Fi®, it is possible to control the door with the free myQ® app. This enables the opening or closing of the door via a smart phone or a tablet, wherever you are in the world. Very convenient in case of an oversight or to give access to the garage to a family member or a handyman working in the house.
Drive system: Belt drive
Horse power: DC
Voltage: 120V, 60 Hz
Integrated backup battery: Soft start/stop for smooth operation
Integrated Wi-Fi® for the easiest way to connect the garage
MyQ® Technology allows you to monitor and operate your garage door opener safely using your smartphone.
Lighting system: 2 lightbulbs (max.: 100 watts) or compact fluorescent lightbulbs (max.: 26 watts), with adjustable delay
ALERT‑2‑CLOSE signals when a door it being closed
Door lock capability lets you add up to 2 door locks to your system for added security
Additional headroom required: 2″ (51 mm)