Remote opener in this video - https://amzn.to/3qBNg3a
Replacement 2032 Battery you need - https://amzn.to/2VEClrU

Here is a quick little demonstration on how to replace the dead or weak battery in your Chamberlain 2-button garage door opener. I hope you found it helpful!

Chamberlain Clicker KLIK3U 2-Button Garage Door Opener Remote HBW7922 Black E07

This video also applies to the following models: KLIK3U-BK, KLIK3U-BL, KLIK3U-BK2, KLIK3U-BL2, KLIK3U-SS, KLIK3C, KLIK3C-BK, KLIK3C-BL, KLIK3C-SS, KLIK3C-BK2, KLIK3C-BL2.