THUNDERBOLT MAGNUM Household Battery Tester

This fast, accurate battery tester works with all household batteries from size D down to button cell - it even works with rechargeable batteries. The easy-to-read meter tells instantly when it is time to replace or recharge drained batteries.

• Get accurate readings on AA, AAA, C, D, 9V and 1.5V button cell batteries
• Easy-to-read pointer with color-coded zones for Good, Low and Replace
• Compact size
• Compatible with Alkaline, NiCd, NiMh and Lithium batteries