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⚡ Diagnose Like a Pro, Drive with Confidence!
The WINAMOO Test Light Automotive Digital LED Circuit Tester offers a wide 3-90V testing range with ultra-precise 0.1V resolution and ±0.2V accuracy. Featuring a 110-inch extended spring wire and large alligator clip, it provides unmatched flexibility and ease of use. Its bidirectional LED indicators clearly display polarity, while a built-in circuit chip and insulated grip ensure safe, durable operation. Ideal for professional-grade diagnostics on cars, trucks, RVs, and motorcycles, this tool quickly identifies faults in fuses, batteries, wiring, and more—making it an essential addition to any automotive or electronics toolkit.


















| ASIN | B0CJFH7Y4X |
| ASIN | B0CJFH7Y4X |
| Batteries Included? | No |
| Batteries Required? | No |
| Color | black |
| Customer Reviews | 4.7 4.7 out of 5 stars (681) |
| Customer reviews | 4.7 4.7 out of 5 stars (681) |
| Date First Available | 22 May 2024 |
| Date First Available | 22 May 2024 |
| Included components | As Shown |
| Item Package Quantity | 1 |
| Item Weight | 200 g |
| Item model number | WITL109A3716 |
| Item model number | WITL109A3716 |
| Manufacturer | WINAMOO |
| Manufacturer | WINAMOO |
| Measurement Accuracy | ±0.2V |
| Part number | WITL109A3716 |
| Power source type | Battery Powered |
| Product Dimensions | 45 x 45 x 190 cm; 200 g |
| Product Dimensions | 45 x 45 x 190 cm; 200 g |
| Style | Digital |
S**E
By far the best tester for that price! Love the digital display as well!
K**H
works good
S**N
There are many ways to test automotive fuses, connectors, and wires, but a tool like this is the easiest that I know. I have been helping someone out with their car and had to check all of the above, plus relays. This little gem made the job go much faster. What a bargain! It works flawlessly!
D**M
This item is the easiest best tester out there!
M**.
I tested it with several quality volt meter and the voltage was right on it. Would recommend.
Trustpilot
4 days ago
1 week ago