Handy test device for quick and easy testing, whether the batteries/rechargeable batteries are still ready for use, need to be replaced or recharged. Determination of the remaining voltage and display of the remaining voltage in seconds Simple operation: Measuring can be done easily by pressing or inserting the device at the required place. The batteries/rechargeable batteries are tested under load to ensure a more realistic measurement result. Display of the remaining voltage via a digital display. Two different contact points on the device for measurements of 1.5 volts + 9 V batteries. 6 different rechargeable/battery types can be measured: AA mignon, AAA micro, C baby, D mono, 9 V-Block, Button cells
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