• Quickly and safely tests high and low voltages on all vehicle voltages, including computerized engine.
• Checks high and low voltages (power and ground) on 6, 12 and 24 volt system.
• High impedance to protect sensitive electronic sensors, microprocessors, electronic ignition
components and air bags.
• LED indicates red for power (high) and green for ground (low).
• Connects the red lead to a power source and the black lead to a ground source.