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.
• Easy-to-read color-coded display with “good",“low", and “replace/recharge" indicators
• Works with standard and rechargeable batteries
• Compatible with 9 V, AA, AAA, C, D, 1.5 V button type batteries
• Compact design
9V, AA, AAA, C, D, 1.5 V button type
For complete specs please download the product datasheet under the “Resources" tab.