LiftMaster 8550WLB DC Battery Backup Belt Drive Wi-Fi Garage Door Opener
- Features belt drive system and DC motor for quiet operation.
- Built-in Wi-Fi® allows for smartphone control with the myQ® app.
- Battery Backup allows you to open/close your door even when the power is out.
- Automatic Garage Door Lock capable (lock not included).
- Enables secure in-garage delivery for Amazon Prime packages.
| Driver Type | Belt |
| Battery Backup | Yes |
| Security / Lock | Yes |
| Soft Start / Stop | Yes |
| AC / DC | DC |
| Lights Turn On When Entering Garage | Yes |
| Smartphone Control | Yes |
| Timer To Close | Yes |
