Gossen Metrawatt Metrahit 2+
It's never a good idea to guess with measurements, that's what measuring tools are for. No need to look for a power outlet, since it runs on batteries. Just get at it!
Conrad Electronic
Gossen Metrawatt METRAHIT 2+ Handheld multimeter Calibrated to (DAkkS standards) Digital CAT III 600 V Display (counts): 6000
£307.03
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