V321 Car Battery Fault/Health Tester: Reads and clears powertrain fault codes
Meet the Car Battery Fault/Health Tester: your new best friend in the garage. This isn’t just another gadget—it’s like having a mechanic in your pocket. With the power to read and clear powertrain fault codes, it’s the Sherlock Holmes of car troubles, sniffing out over 35,901 fault codes and even 55 brand-specific ones. Because let’s face it, your car’s ‘check engine’ light is about as helpful as a screen door on a submarine. And here’s the kicker: it spits out a QR code so you can share what’s wrong with your ride faster than you can say ‘Why is my car making that noise?’ Plus, with real-time voltage curves, it’s like getting an ECG for your car’s battery. Whether you’re a pro or just pretending to be one on weekends, this tool is the sidekick your vehicle deserves.
Features
- Generates QR codes for data sharing
- Tests battery and starting voltage
- Supports over 35,901 fault codes
- Multi-dimensional vehicle inspection
- Reads and clears powertrain fault codes
General specs
- Model: V321
- Seller: Sunsky
- ID: 3955852
- Operating voltage: 9-16V
- Operating environment: -20-60°C
- Storage temperature: -20-60°C
- Supported languages: English, German, French, Spanish, Italian, Russian, Polish, Chinese, Japanese, Portuguese
- Dimensions: 151x81x25.5mm
- Weight: 252.6g
- First listed by seller: 8/9/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$17.01
Last price update: 8/9/25
Out of stock
Shipping options
Delivery to 
United States
United States
Available
Video Reviews
Comparison with similar products
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Car Battery Fault/Health Tester Reads and clears powertrain fault codes
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KONNWEI MAXOBD Supports all car systems diagnostic
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| Brand | KONNWEI | FNIRSI | ANENG | ANENG | ANENG | |
| Model | V321 | MAXOBD | FNB48P | A3008 | A3003 | A3005B Pro |
| Color | ||||||
| Rating |
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| Price | $17.01 | $13.41 | $33.99 | $25.28 | $15.39 | $22.24 |
| Seller | Sunsky | Sunsky | Gshopper | Gshopper | Gshopper | Gshopper |
| Update | January 2, 2026 | December 6, 2025 | July 25, 2024 | July 25, 2024 | July 25, 2024 | July 25, 2024 |
Car Battery Fault/Health Tester
$17.01
Reviews
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