Battery needed for this type of garage remote is a cr 2032 coin cell type.
How to change batteries genie garage door remote.
Insert a coin or small flat.
Insert the new battery into the compartment ensuring that you have the polarities.
I have pressed the back of the remote everywhere bottom portion upper portion near bottom and it will not pop open.
One of the things you should check before contacting a garage door professional is if your remotes batteries are still good.
Coin cell change like many common wireless garage door opener remotes genie s basic three button and one button remotes rely on a single cr2032 lithium coin cell battery.
If not here s a short video on.
Locate and open the battery cover on the remote control.
The gray remotes have a notch on the side of the remote.
To replace the battery open the remote s case by inserting a coin into the slot on top of the device and using it to pry off the battery compartment cover.
Remove the old battery from the remote control.