DescriptionThis item is a battery testing storage case, which is made of premium material, very sturdy and durable. Includes a battery tester, very handy for battery capacity testing. Also a battery storage case, very convenient to use.Feature- Color: White.- Size: About 30.6x18x5.5cm/12.05x7.09x2.17inch.- Material: ABS.- Made of premium material, very sturdy and durable.- Includes a battery tester, very handy for battery capacity testing.- Also a battery storage case, very convenient to use.- A great gadget for instant testing for battery capacity- With it you can easily get the current volt of the tested battery, and know which batteries to keep and which to throw away.