LIFTMASTER Garage Door Openers 475LM EverCharge Battery Backup System
The LIFTMASTER Garage Door Openers 475LM EverCharge Battery Backup System is very simple to install and can be used with the LiftMaster 3800 Jackshaft Garage Door Opener and Estate Series Models 2500, 2500B, 2500D, 3500, 8500. This reliable backup system is always charged and ready and willpower your garage door to open and close up to 20 full cycles when the power goes out. A bright LED lights let you know that the system is working or when the batteries need to be replaced.
BARD KIL –
NO REGRETS
Say goodbye to spending hours recharging. this product is great and it is affordable for my family and I, I love it and I have no regrets.
ILY AND WIL –
MUSIC TO MY EAR
its working! last Monday the electricity went out, and it proved it self. I love how the backup system plays music when door is moving with battery.
TAI J –
a simple UPS battery, very easy to use, having a back-up battery is always a good idea, buying it from 365 garage saved me few dollars too 😀