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🔧 Diagnose smarter, not harder — your ultimate automotive circuit sidekick!
The TopDiag P100 is a compact, battery-powered automotive circuit tester designed for 12V and 24V systems. Featuring AC/DC voltage and polarity detection, a digital LCD for resistance and continuity readings, and a 10-meter extension cable, it enables precise diagnostics of cars, trucks, and trailers. Ideal for professionals and enthusiasts, it streamlines troubleshooting of sensor circuits, grounds, and short circuits with component activation capabilities.











| ASIN | B0CF8G9LJD |
| Best Sellers Rank | #246,766 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #329 in Circuit Testers |
| Brand | TopDiag |
| Brand Name | TopDiag |
| Color | 10M |
| Compatible Devices | Cars, Trucks, Trailers |
| Customer Reviews | 4.1 out of 5 stars 9 Reviews |
| Item Dimensions | 11.12 x 3.3 x 7.02 inches |
| Item Weight | 8 ounces |
| Item dimensions L x W x H | 11.12 x 3.3 x 7.02 inches |
| Manufacturer | JDiag Electronics Technology Co.,Ltd |
| Measurement Type | Voltmeter, Ohmmeter |
| Model | P100 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | P100 |
| Style | Compact |
| Style Name | Compact |
| UPC | 658359893295 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 140 °F |
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