D-FantiX Battery Organizer with Battery Tester, Battery Caddy AA AAA Battery Holder and Tester Wall Mount Black Plastic Imported PREMIUM QUALITY - Made of durable plastic, durable and sturdy. Simple and easy to use. Perfect 2-in-1 Solution  It can be used as a battery storage organizer and tester. It can hold p to 72 batteries. (10 AAA, 26 AA, 9 9V, 10 C, 8 D, 6 CR and 3 AG batteries). Easy-to-read slide out battery tester(Removable) and no batteries required to operate. No more digging through junk drawers trying to find the right-size battery thanks to this convenient organizer COMPACT DESIGN AND WALL-MOUNTED - Designed to fit in drawers or cabinet. Come with mounting hardware. Keep your batteries DIMENSION  12x 6.3x 1.3 Inch Net Weight : 367g You can hang the unit on the wall of workshop, garage, closet or place it in a drawer PERFECT FOR HOME USE - Keep batteries organized, safe, and dry. Say goodbye to the dead or low batteries Good  3 Lights on(Red, Yellow ,Green) Weak  2 Lights on (Red, Yellow) Replace  1 Light on (Red) The battery power is very low No light  Completely our of power 1x D-FantiX Battery Organizer and Battery Tester 1x Users Manual