The best way to test batteries.
The ANSMANN Battery Tester is a multi-functional tester with a simple, intuitive design. This tester displays the test result for AA, AAA, C, D, 9V blocks and button cells as GOOD, WEAK or REPLACE via an easy-to-read VU meter. It can be used with all sizes of Alkaline, NiMH, NiCd-batteries.