Smarter Shopping,Better Living! Features: 100% brand new To test all different kinds of batteries 18650 16340 14500 10440 Lithum Battery, AA, AAA, C, D, 9V, mini cell Check the power level of all more→1.5V, 3.7V, 9V, and 1.5V miniature cells Can quickly test the capacity of your battery Easy-to-read, digit indicates power level Test multiple sizes of batteries in one unit. 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, 18650 16340 14500 10440 Lithum Battery 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|