G602 Battery Levels Always reading 2 bars. This makes it a pain to tell how long until I need to change them as I don't get a low battery notification, the mouse
Amazon.co.jp: Replacement Bottom Case Shell for G602 Gaming Mouse Battery Cover for Logitech : Computers
Logitech's latest wireless gaming mouse runs for 125 hours on a single AA battery - The Verge
Top Shell/Cover Replacement+wheel/Roller for Logitech G602 Wireless Gaming Mouse | eBay
Logitech G602 Wireless Gaming Mouse: Closer Look Continued - Overclockers Club