Ohuhu Battery Organizer with Battery Tester (Removable), Wall Mountable Size: 12.7 x 7.5 x 2 inch - Compactly sized so it can be placed in a drawer Holds up to 72 batteries - holds your batteries in one place, instead of scattered throughout your house Can hold all the popular sizes of batteries: AAA, AA, C, D, 9 Volt and even Button Cells. Can be wall-mounted or put on the counter top. This compact battery storage case comes with a removable battery tester, 3 lights to states power levels.