Easy-to-use analyzer shows what you need to know about your battery's healthTri-color meter will accurately shows whether the battery is in poor, weak, or good condition of voltageHigh Compatibility Testing Range: C, AA, AAA, D, N, 9V (6F22) and 1.55V button batteryWorking Temperature: 0C ~ 40CPower Supply: 1.55V button type battery (included)Package Contents1 x Battery Tester1 x 1.55V Battery""Material: ABS PlasticColour: SilverPower: 1 x 1.55V Battery (included)Battery Test Range: C, AA, AAA, D, N, 9V (6F22) and 1.55V button batteryProduct Size: 9.2 x 6.5 x 1.4 cmPackage Size: 14.25 x 9 x 1.5 cm