BT-168 PRO Digital Rechargeable Battery Capacity Tester for 18650 14500 Lithium 9V 3.7V 1.5V AA AAA Cells C D Tester to test different kinds of batteries (18650 16340 14500 10440 lithium battery, AA, AAA, C, D, 9V, mini cell) check the power level of all 1.5V, 3.7V, 9V and 1.5V miniature cells can quickly test the battery capacity easy to read, The digit indicates Power Level Test multiple battery sizes in one device. (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 lithium 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 | Below 6.3V Size: Approx. 110x60x25mm/ 4.3" x 2.4" x 1.0" Note: For 1.5V & 9V Battery, LCD Readout. For mininature 1.5V cells, read the LCD display. If the LCD does not display, check that the battery is touching both s before assuming it is completely dead. This Battery Tester is activated by the battery being tested. Keep the test time as short as possible to avoid unnecessary battery drain. Package Included: 1pc x Battery Tester (Batteries Not Included.)