LiftMaster 8550W Belt Drive Garage Door Opener Elite Series DC Battery Backup Without Belt/Rail Assembly
| Country | USA |
| Brand | CHAMBERLAIN |
| Manufacturer | Liftmaster |
| Binding | Automotive |
| ItemPartNumber | 485lm |
| Model | 485lm |
| Color | Black-v272 |
| Size | Mini-v272 |
| UPCs | 012381994854 |
| EANs | 0012381994854 |
| ReleaseDate | 0000-00-00 |