Multi-Tool and Battery Backup for Garage Door Openers: 46 Functions, 1 Battery Included

Battery Backup System for Your Garage Door

LiftMaster 485LM Battery Backup System ( Chamberlain Part Number 4228 )

100% OEM New Production Dates - Product Description: The LiftMaster 485LM battery backup system is an OEM replacement part, ensuring reliability and quality. Compatible with all Chamberlain-branded garage door openers, this unit is a direct replacement for your existing system.

Compatibility and Functionality - Enhanced Reliability: The 485LM battery backup system ensures your garage door can still operate during power outages, providing peace of mind and functionality. - Wide Compatibility: This battery backup is compatible with LiftMaster, Sears, and Home Depot garage door backup systems, as well as other similar models. It works seamlessly with any battery backup unit that includes a slide-in battery, such as the 385 and 855 models.

Additional Features

Brighter and Brighter - High-Brightness LED Bulb: Upgrade your garage lighting with a 12W, 5000K extra bright replacement bulb, compatible with all garage door motors with built-in lighting systems. This bulb enhances visibility and safety as you enter or exit your garage during dark conditions.

Package Contents - Included Items: The package includes 1 battery and 1 replacement LED bulb. Both items are high-quality, ensuring optimal performance for your garage door opener.

How It Works

1. Power Failure Protection: In the event of a power outage, the 485LM battery backup system kicks in, ensuring your garage door can be opened and closed manually by pulling the chain.
2. Error Detection: The system is designed to automatically notify you if the battery is low, allowing you to replace it before a complete failure occurs.
3. Brighter Lighting: The extra bright LED bulb enhances visibility, making it safer and easier to maneuver in and out of your garage in low light conditions.

Benefits

• Enhanced Safety and Convenience: Stay safe and convenient during power outages with reliable garage door operation and improved lighting.
• Peace of Mind: Always know that your garage door will function accurately, whether or not the power is on.
• Quick and Easy Installation: Designed for easy installation, replacing your old battery backup system with the LiftMaster 485LM is simple and straightforward.

Conclusion

The LiftMaster 485LM battery backup system is a must-have accessory for anyone who relies on their garage door for both convenience and safety. Whether you experience frequent power outages or simply want to ensure your garage door works every time, this reliable and compatible system will provide you with peace of mind and improved functionality.