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485LM LiftMaster Evercharge Battery Backup
$24.99
Liftmaster 485lm Evercharge Standby Battery
- Allows you to still come & go through your garage door, when the power goes out
- Lift master 485lm battery backup system – chamberlain part number 4228- 100% OEM
- New production dates- LiftMaster factory supplied
- Also works with sears and home depot garage door battery back ups- replacement part
- Compatibility for all battery back up units with slide in battery – 385/855 and new models
Description
Easy DIY- Battery Replacement Instructions 1. Disconnect power to opener. 2. Using a Phillips head screwdriver, remove the battery cover on the motor unit. 3. Remove old battery and discard. 4. Partially insert new battery into motor unit with terminals facing out. 5. Connect red (+) and black (-) wires from motor unit to corresponding terminals on battery. 6. Replace battery cover. 7. Reconnect power.
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