Battery Tester and Organizer for 54 Batteries 12-3/4 X 8-1/2 X 1-7/8 This 2-in-1 Battery Tester and Organizer has a rack that can organize up to 54 batteries, plus a built-in tester so you won't throw away perfectly good ones Perfect for any place you store batteries It's compact enough for a drawer, or it can be hung on a wall, with a hole for a screw on each end Each size battery has its own place on the rack, so a quick glance tells you what you have. To test batteries, place them in the built-in tester and the colored lights will indicate new, slightly used or out of juice Plastic. 12-3/4" x 8-1/2" x 1-7/8"