Universal AA AAA C D 9V Button Coin Battery Tester Checker Brand New Non-OEM (Generic) Retail Package Compatible with : 1.5V, 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 and all kinds of button cell batteries. Test the capacity of your battery in seconds. *Double Easy-to-read and color-coded scales to indicate the power level of battery. Test different sizes of batteries in only one unit.