Liftmaster s keyless entry systems require 9v batteries.
How to change garage door keypad battery.
Install the new battery.
In this video i replace a battery for a liftmaster brand door but it s very similar on may.
There are just four simple steps to take to replace your liftmaster keypad battery.
See how to replace the battery in your garage door opener keypad.
Slide the cover of the battery compartment in order to access the batteries.
Check online to see if there s one near you.
Remember to dispose of your old battery correctly.
Slide the battery cover down.
Look below the number buttons on the keypad to locate the battery compartment.
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Slide the battery compartment cover downward toward the floor to remove it.
The battery is located at the bottom of your keypad.
Step 3 remove the old battery and dispose of it according to the environmental regulations in your state.
Disconnect the old battery and remove it.