![Hey guys, recently I got an old sanwa multimeter (model jp 80). Even though I put battery it doesn't work. Seems to me there's no oxidation on circuit board. What seems to Hey guys, recently I got an old sanwa multimeter (model jp 80). Even though I put battery it doesn't work. Seems to me there's no oxidation on circuit board. What seems to](https://i.redd.it/qrbamaiv3tf61.jpg)
Hey guys, recently I got an old sanwa multimeter (model jp 80). Even though I put battery it doesn't work. Seems to me there's no oxidation on circuit board. What seems to
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Japan sanwa PS8a Digital Multimeters / Pocket Type, Solar charge battery DMM, Resistance / On / Diode Test - AliExpress
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