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Door & Opener Glossary
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Call 1-855-DOOR-PTZ (366-7789)
Weight: 4.75 LBS
Shipping Calculated at checkout
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The Liftmaster 475LM provides a battery backup for your opener.
Even when the power goes out, your garage door will still open up to 20 times.
It works with the Estate Series models 2500B, 2500D and 3500 and the Jackshaft 3800 opener.
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