3 in 1 Power Circuit Probe Tester,Dc 3.5v-36v Car Electrical System Diagnostic Tool,Digital Car Electrical Tester with Led Work Light for Vehicles & Engineering Machinery (Red)

Key features

3-in-1 Multifunctional Tester: Integrates automotive circuit testing and relay testing functions. It supports DC 3.5V-36V circuit detection and is compatible with standard 4-pin and 5-pin 12V/24V automotive relays.

It supports voltage measurement, polarity identification, continuity testing, short circuit detection and drive testing to meet basic electrical troubleshooting needs., Digital Display & Practical Auxiliary Lights: Equipped with a digital display for intuitive real-time voltage readouts. The built-in LED work light facilitates maintenance in dim environments.

Positive and negative indicator lights allow quick identification of circuit polarity and grounding status., Wide Vehicle Compatibility: Suitable for most 12V and 24V vehicles, including passenger cars, vans, trucks, buses and engineering machinery. Ideal for auto repair shops and personal DIY maintenance to test vehicle circuits and relays., Handheld Portable & Easy Operation: Features simple one-button operation.

Equipped with an extended test probe and alligator clips to access hidden wiring. The compact handheld body can be easily stored and carried in a toolbox., Robust Housing for Maintenance Scenarios: Built to withstand daily repair conditions.

It helps diagnose common relay faults such as coil burnout and contact adhesion for routine inspection of vehicle electrical systems.. Built with Color: Red.