Continuity Tester 9V Buzzer Tester Built-in 9V Battery Indicator Light
ab 13,32 €
It also has an indicator light prompt. A: 1 continuity tester (without wire). B: 1 continuity tester + 1 red and black clip wire. This product has a built-in 9V battery, and the cover can be opened to replace the battery.
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