648344 Computer Safe Circuit Tester


Safe for use on 12 volt automotive computer circuits. Will not damage sensitive electronic components. Tester indicates circuit polarity with red or green light. Super clear ABS plastic housing makes seeing bulb easy. Draws less than 21 m.a. at 12V DC. For 3 to 28 volt DC systems. Insulated alligator clip. 42" overall length.

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