This useful device will test whether a battery still has life in it.
Suitable for all standard 1.5V batteries (button cells, AAAA, AAA, AA, C, D) including carbon, zinc, alkaline and rechargeable. Requires 1 x AAA battery (included).
• LCD bargraph display that indicates the actual terminal voltage of the battery under test
• Colour-coded zones for simple ‘good’, ‘weak’ and ‘poor’ results
• Two flat terminals for testing 9V PP3 type batteries