The Battery Organizer is a a great item to keep batteries from draining due to incorrect storage. It’s the ultimate tool to eliminate your cluttered drawers and closets & is perfect for garage storage. The Battery Organizer will keep your batteries neat and organized! It also includes a battery tester that you can easily remove. The tester doesn’t require any batteries for operation, because it works on the power of the battery you are testing! You can store it conveniently in your drawer, closet or you can mount it on the wall. Stores up to 93 Batteries in various sizes! Including 45 AA, 25 AAA, 4 9 volt, 8 C, 6 D and a “swing drawer” For 5 flat batteries.