Universal AA AAA C D 9V Button Cell Battery Checker No guessing which batteries to keep and which to throw away, Place your battery between the two points of the battery tester, and the easy to read display will tell you instantly if you misfire, or if you can squeeze in another few minutes of battery life. Checks the power level of all 1.5V and 9V batteries Easy to read, the meter at color coded indicates power level Tests 1.5V miniature batteries Three results: red=replace, yellow=low power, green=good If the needle does not move, check that the battery touches both contacts before assuming it is completely dead. The battery tester can be used to test the following sizes: AAA, for HP16, MN2400, R03 AA, HP7, MN1500, UM3 C, HP11, MN1400, SP11, LR14, UM2 D, HP2, MN1300, SP2, R20, UM1 9V: PP3, MN1604, 6F22, 006P NOTE: The battery tester is activated by the battery being checked. Keep test times as short as possible to avoid unnecessary battery drain. The color black Item Size: 110*59*25mm Net weight: 51g Note: AAA battery is not included Reliable and Safe: Made of quality ABS material, the battery tester is insulated and lightweight, can test household batteries simply and effectively, which is safe and reliable to use, and you can use it with confidence Simple to use and easy to read: The battery load tester simulates and displPXCL needle movements on a color-coded calibration scale for Quickly identify battery status, for example, green represents good, yellow represents low, and red means you should replace or recharge your battery Convenient tester: The battery tester for small batteries is ideal for a home and office use, which can quickly check battery usage and is useful for regular battery users; It is an essential tool for people at home Package Contents: 1 x Battery Tester Shipping Quantity: 1 piece