The 20ft. lead will allow you to test bumper-to-bumper without jumper leads. Audio tone indicates positive with a high pitched tone and negative with a low pitched tone. The audio feature can be disabled when testing relays. The Power Probe III has 2 cool white LEDs that flood the work area with bright light. The housing is sleek and feels great in your hand.Includes: Power Probe 3 (with probe tip and battery cable clip set) 20 Foot Extension Lead Cable Cigarette Lighter Adapter Instruction Manual Carrying Case.

Product Features:

• Power Up Components
• Audio Tone
• Voltmeter
• 12, 24 Volt Range
• 20ft. Jumper Lead Set
• Bad Ground Indicator
• Continuity Tester
• Short Circuit Indicator
• Relay and Component Tester