Diagnose Electrical Problems with Confidence
Automotive Circuit Tester
Quickly test voltage, polarity, continuity, and electrical circuits to find faults faster and repair with confidence.
✔ Fast & Accurate Testing
✔ Easy to Read Results
✔ Durable Probe Design
✔ Suitable for Most Vehicles

Multi-Function Testing
One Tool for Multiple Electrical Tests
Perfect for checking:• Voltage• Polarity• Fuses• Ground Connections• Wiring• Connectors• Switches• Relays
Everything you need for everyday electrical diagnostics.

Fast & Accurate Detection
Instant Results While You Test
Simply connect the tester and touch the probe to the circuit.
Receive immediate feedback to identify electrical faults and reduce troubleshooting time.
✔ Fast Response
✔ Easy Operation
✔ Accurate Detection
-0.jpg?w=2000&h=2000)
How to Use
Diagnose in 4 Easy Steps
Step 1
Connect the clip to the battery ground.
Step 2
Turn on the ignition if required.
Step 3
Touch the probe to the circuit or component.
Step 4
Read the indicator and identify the fault.
Built for Everyday Repairs
Designed for Long-Term Reliability
High-quality construction provides dependable performance for frequent testing.
Features include:
✔ Comfortable Grip
✔ Durable Probe Tip
✔ Flexible Cable
✔ Compact & Portable
-0.jpg?w=2000&h=2000)
Product Details

[OPERATE INSTRUCTION]
Step 1: Unroll the unit's cable.
Step 2: Clamp the red clip to the positive terminal of the vehicle's battery.
Step 3: Clamp the black clip to the negative terminal of the vehicle's battery.
TIPS
An alarm sound made by the item indicates that the circuit breaker has tripped off.
After the circuit breaker trips, it will reset automatically within 3 to 5 seconds.
After an alarm sounds, if this item is still connected to the testing object and you keep pressing down the power switch, the electric circuit tester breaker will repeat the process of trip and reset automatically.