Specifications
| Drive Type | Chain | Motor Power | 1/2 HP | ||
| AC / DC | AC | Battery Backup | No | ||
| Motion-Detection Light Activation | No | Security / Lock | No | ||
| Smartphone Control | Yes | Soft Start / Stop | No | ||
| Timer To Close | No | myQ Diagnostics | Yes |
Manufacturer warranty:
- Accessory Warranty: 1 Year
- Motor Warranty: Lifetime
- Parts Warranty: 1 Year
- Chain Warranty: 1 Year
Gold Spring Torsion - 0.250 in. x 1.75 in. D x 34.5 in. L - Right (Red Cone)
Chamberlain - Chain Drive 8ft Extension Kit
LiftMaster - LJ8900W Light-Duty Commercial Door Operator for Sectional Doors 



