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Circuit Master® Automotive Circuit Tester

SG Tool 21700 - SGT21700

List Price: $26.95
: $21.76

Product Code: SGT21700-03

SG Tool Aid 21700 Circuit Master® Automotive Circuit Tester

Long life LED glows when voltage is sensed at probe and indicates polarity: red is positive, green is negative. Use to locate shorts, opens and intermittents. Made of high impact chemical resistant plastic. Supplied with 4 foot ground wire. All solid state construction. Circuit Master® is supplied with Protect-A-Terminal® Probe Adapter, which will not deform sensitive female terminals at computer connections.

  • Use to test all primary electrical circuits plus any on-board computer systems
  • Test computer circuits without fear of causing damage to expensive electronic components
  • Completely safe to use on microprocessor control modules
  • Operating range from 3-15 volts
  • Current draw is less than 21 milliamps at 12 volts D.C.

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