Polarity Tester ya zokuzira mawu
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RK5991N Maikolofoni Polarity Tester
RK5991N maikolofoni polarity tester amatha kusiyanitsa zabwino ndi zoipa polarity a mtundu uliwonse, kukula, zipangizo, kulephera kwa chowulira m'makutu, chomangira koyilo wolandila basi ndipo mofulumira.
Kuyeza Pulse Width: 0.4ms
