Keep all of your batteries in one place with this Battery Organizer with Removeable Volt Tester. This storage tray holds up to 70 batteries and comes with an LED light testing unit. The organizer can be placed in a drawer or mounted on a wall with the included hardware. The open top allows you to take inventory of your batteries at a glance. The battery tester is removable. If all three lights are shown, the battery is good. If two lights are shown, it has low energy. And if just one light is shown, the battery is dead. This tray holds a variety of battery sizes from D-cell to button and coin style batteries. Measuring just 11.75 inches long and 6.25 inches wide, this caddy helps keep your home, office or garage neat and organized without taking up much space.