The P100 Electrical System Circuit Tester is designed to test car battery voltage, AC and DC voltage, resistance, leakage, short circuits, component activation, overload protection, and more. Equipped with a large battery clip to carry more load, it supports a wide input voltage range from 9V to 70V and is fully compatible with both 12V cars and 24V trucks.

• Voltage & Polarity Testing: Determine DC/AC voltage and positive/negative polarity quickly.

• Resistance Continuity Testing: The LCD screen displays the precise value of resistance.
• AC Circuit Signal Testing: Fast troubleshooting for sensor circuit problems.
• Component Activation: Easily activate components in your hand, in the vehicle, or with ground.
• Testing Trailer Lights.
• Built-in Flashlight: Enables you to work efficiently in dark environments.
• Locating Short Circuits: Check for bad ground contacts and locate shorts fast without wasting fuses.

• Long Cable Reach: The tool's long cable allows testing along the entire length of the vehicle without constantly searching for suitable vehicle grounds.
• Four Diagnostic Modes: Access four distinct modes to diagnose electrical systems by depressing the Mode Button and cycling through each one.

The package includes:

• 1 * P100 Electrical Circuit Tester Kit
• 1 * Manual
• 1 * Packing box