An icon pack for GSam Battery Monitor (all editions). Currently 2 sets of icons, though others may be added in the future.
Set 1) Material Design Colored Battery Icons
Set 2) White Smoke Battery Icons
Once installed, you can configure the icon using the Battery Icon Theme preference in the GSam Battery Monitor preferences. Open GSam Battery Monitor > Select Preferences > Battery Icon Theme > and choose one of the icons from the icon pack. These will be listed underneath the ‘Get More Themes’ link.