The days of guessing which batteries to keep and which to recycle are over! This handy universal battery tester can be used to check AA, AAA, C, D, 9V and 1.5V watch batteries. A must have for any home or school laboratory or electronics club.
Features
Note: This battery tester uses the power of the battery that is being checked. Therefore keep test times as short as possible, to avoid unnecessary battery drain.
