- Easy-to-read color-coded display with Good, Low and Replace/Recharge indicators
- Works with standard and rechargeable batteries
- Compatible with: 9V, AA, AAA, C, D, 1.5V button type
- Compact design
- Ergonomic battery holder
- User's manual included
Check the batteries! Battery failure is often the common cause for the sensor or instrument failure. Simple to use, portable universal battery tester for the standard and rechargeable batteries.