LiftMaster 485LM Battery Backup
The LiftMaster 485LM battery backup system is a power standby system for LiftMaster 3850 and 8550 garage door operators. This allows for use of the operator, and all of the safety and security features, in the event of a power outage.
The LiftMaster 485LM Battery Backup Price listed is Cash & Carry!
We welcome all customer pick-ups. After placing your order, please call to schedule a pickup time. Shipping, Tax, and Installation is separate!
|Dimensions||5.25 × 4.5 × 5 in|
Compatible with Liftmaster Model 3850 & 8550 Residential Operators
|Time to Fully Charge||
Up to 20 Opens/Closes in a 24 hour Period