Capacity tester for more than 12 battery types. An LCD bar shows the exact remaining capacity of batteries and rechargeable batteries. For batteries and rechargeable batteries of sizes Micro (AAA), Mignon (AA), Baby (C), Mono (D), 9 V block (6LR61) CR-123, CR-2, 2CR5, CR-P2, CR-V3, 1.5 V and 3 V button cells, power supply 1 Micro.