Original: $20.95
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$6.28The Story
Pinpoint Electrical Faults in Seconds.
The ultimate 3.5-36V DC Multifunctional Car Circuit Tester Kit for professionals and DIY enthusiasts.


Comprehensive Diagnostics at Your Fingertips
Eliminate the guesswork. This all-in-one automotive circuit tester kit is equipped with a highly sensitive power probe, a fuse tester, and a 12V relay tester. Effortlessly assess power, ground integrity, and relay functionality to resolve complex electrical issues in cars, trucks, and trailers instantly.
Stop Chasing Wires
Detect open circuits and short circuits without tearing apart panels. Save hours of frustrating diagnostic time.

15-Ft Extended Reach for Full Coverage
Built for the real garage environment. The heavy-duty 4.5-meter (approx. 15 feet) extended cable provides maximum flexibility. Test tail lights, trailer harnesses, or rear-mounted batteries without ever needing to relocate your power source.
Rugged & Reliable
Crafted from industrial-grade materials, the probe tip and housing are designed to withstand drops, grease, and rigorous daily use in professional auto shops.

Intuitive Visual Feedback
No more confusing multi-meter readings. The intuitive display clearly visualizes voltage presence and continuity status in bright, easy-to-read indicators. Whether working under the hood in bright daylight or in a dim garage, you get instant, unmistakable results.
User-Friendly Design
Designed for both master mechanics and weekend DIYers. Simply connect to the vehicle's battery and let the tool do the heavy lifting.
Technical Specifications
| Specification | Details |
|---|---|
| Voltage Range | 3.5V - 36V DC |
| Cable Length | 4.5 m (177.2 in) / Approx. 15 ft |
| Core Functions | Power & Ground Testing, Fuse Test, 12V Relay Test |
| Compatibility | Cars, Trucks, Motorcycles, Boats, Trailers |
| Operating Temperature | -10°C to +50°C (14°F to 122°F) |
| Weight (Approx.) | 650 g (22.9 oz) / 1.43 lb |
Frequently Asked Questions
Yes, absolutely. The tool is designed to safely operate within a wide DC voltage range of 3.5V up to 36V, making it perfectly suitable for standard 12V cars and 24V heavy-duty trucks.
No internal batteries are required. The probe is powered directly by the vehicle's battery once connected using the included robust battery clamps.
Yes, it features a generous 4.5-meter (15 feet) heavy-duty cable, providing ample length to test circuits from the engine bay all the way to the rear tail lights without moving the power connection.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Pinpoint Electrical Faults in Seconds.
The ultimate 3.5-36V DC Multifunctional Car Circuit Tester Kit for professionals and DIY enthusiasts.


Comprehensive Diagnostics at Your Fingertips
Eliminate the guesswork. This all-in-one automotive circuit tester kit is equipped with a highly sensitive power probe, a fuse tester, and a 12V relay tester. Effortlessly assess power, ground integrity, and relay functionality to resolve complex electrical issues in cars, trucks, and trailers instantly.
Stop Chasing Wires
Detect open circuits and short circuits without tearing apart panels. Save hours of frustrating diagnostic time.

15-Ft Extended Reach for Full Coverage
Built for the real garage environment. The heavy-duty 4.5-meter (approx. 15 feet) extended cable provides maximum flexibility. Test tail lights, trailer harnesses, or rear-mounted batteries without ever needing to relocate your power source.
Rugged & Reliable
Crafted from industrial-grade materials, the probe tip and housing are designed to withstand drops, grease, and rigorous daily use in professional auto shops.

Intuitive Visual Feedback
No more confusing multi-meter readings. The intuitive display clearly visualizes voltage presence and continuity status in bright, easy-to-read indicators. Whether working under the hood in bright daylight or in a dim garage, you get instant, unmistakable results.
User-Friendly Design
Designed for both master mechanics and weekend DIYers. Simply connect to the vehicle's battery and let the tool do the heavy lifting.
Technical Specifications
| Specification | Details |
|---|---|
| Voltage Range | 3.5V - 36V DC |
| Cable Length | 4.5 m (177.2 in) / Approx. 15 ft |
| Core Functions | Power & Ground Testing, Fuse Test, 12V Relay Test |
| Compatibility | Cars, Trucks, Motorcycles, Boats, Trailers |
| Operating Temperature | -10°C to +50°C (14°F to 122°F) |
| Weight (Approx.) | 650 g (22.9 oz) / 1.43 lb |
Frequently Asked Questions
Yes, absolutely. The tool is designed to safely operate within a wide DC voltage range of 3.5V up to 36V, making it perfectly suitable for standard 12V cars and 24V heavy-duty trucks.
No internal batteries are required. The probe is powered directly by the vehicle's battery once connected using the included robust battery clamps.
Yes, it features a generous 4.5-meter (15 feet) heavy-duty cable, providing ample length to test circuits from the engine bay all the way to the rear tail lights without moving the power connection.



















