Electrical Testers

Tool Categories
3410 - Test Light/Circuit Tester

Test Light/Circuit TesterPart#3410

  • Helps to quickly identify if there is voltage present on wiring and circuits
  • Ergonomic grip design with 6-foot test leads
  • Transparent handle shows bright LEDs to identify connections:

    Green = Ground Present

    Red = Voltage Present
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3420 - Smart Test Light™

Smart Test Light™Part#3420

  • Designed to safely check voltage and/or ground on several electronic systems, including wiring, fuses, battery, cabling, sensors, switches, and more
  • Features ergonomic grip design for comfort and safety
  • Connects using a cigarette lighter / power plug and detachable twin alligator clamps
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3430 - Digital Test Light

Digital Test LightPart#3430

  • Ergonomic digital test light offers quick voltage readings of electrical circuits
  • Simply connect 6 foot extension cable to battery and use metal probe to test circuits
  • Two color LEDs show low or fully charged voltage
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3721 - Battery Monitor™

Battery Monitor™Part#3721

  • Easily plugs into vehicle’s cigarette lighter or power receptacle to monitor battery and charging system voltage
  • Designed for 12-volt negative ground systems
  • LCD displays measured voltage with a bar graph to indicate battery charge level
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