To test all different types of batteries (AA, AAA, C, D, 9V, mini-cell) Check the power level of all 1.5V, 9V and 1.5V miniature cells Can quickly test your battery capacity Test multiple sizes of batteries in one unit. (1.5 V: AAA, HP16, MN2400, R03, AA, HP7, MN1500, UM3, C, HP11, MN1400, SP11, LR14, UM2, D, HP2, MN1300, SP2, R20, UM1; 9V: PP3, MN1604, 6F22, 006P) Specification: Battery size: 1.5V | 9V; Good: 1.5V ~ 1.28V | 9V ~ 7.8V; Low power: 1.3V ~ 1.15V | 7.8V ~ 6.3V; Replace: below 1.15V | Below 6.3V. Size: approx. 110 x 60 x 25mm / 4.3 " x 2.4 " x 1.0 " Product description 100% new To test all different types of batteries (AA, AAA, C, D, 9V, mini-cell) Check the power level of all 1.5V, 9V and 1.5V miniature cells Can quickly test your battery capacity Easy to read, the number indicates the power level Test multiple sizes of batteries in one unit. (1.5 V: AAA, HP16, MN2400, R03, AA, HP7, MN1500, UM3, C, HP11, MN1400, SP11, LR14, UM2, D, HP2, MN1300, SP2, R20, UM1; 9V: PP3, MN1604, 6F22, 006P) Specification: Battery size: 1.5V | 9V Good: 1.5V ~ 1.28V | 9V ~ 7.8V Low power: 1.3V ~ 1.15V | 7.8V ~ 6.3V Replace: below 1.15V | Below 6.3V Size: approx. 110 x 60 x 25 mm / 4.3 " x 2.4 " x 1.0 " Note: For 1.5V and 9V batteries, read the LCD screen. For miniature 1.5V cells, read the LCD screen. If the LCD screen does not display, verify that the battery is touching both contacts before assuming it is completely dead. This battery tester is activated by the battery being checked. Keep the test times as short as possible to avoid unnecessary battery drain. Package included: 1pc x battery tester (batteries not included.)