USB OBD2 Scanner – Professional Real-Time Engine Diagnostics Take full control of your vehicle's health with this Professional USB OBD2 Scanner. Plug it directly into your car's OBD-II port and instantly access real-time diagnostic data for a wide range of engine indicators — no batteries required. Whether you're a seasoned mechanic or a DIY car enthusiast, this scanner gives you the insight you need to diagnose issues before they become costly repairs. Made in Mainland China. Connection Type: USB (OBD-II Interface) | Battery Required: No | Wireless: No Key Features 🔌 USB-Powered: No batteries needed — draws power directly through the USB connection for reliable, continuous operation. 📊 Real-Time Diagnostics: Monitor live engine data including RPM, engine load, coolant temperature, fuel trim, oxygen sensor readings, and more. 🚗 Wide Vehicle Compatibility: Works with all OBD-II compliant vehicles (most cars and light trucks built after 1996). 🔍 Read & Clear Fault Codes: Quickly read diagnostic trouble codes (DTCs) and clear check engine lights with ease. ⚙️ Professional-Grade Interface: OBD-II communication protocol support ensures accurate, reliable data every time. 💡 No Wireless Needed: Wired USB connection for stable, interference-free data transmission. 🛠️ Easy to Use: Simply plug into your vehicle's OBD-II port, connect via USB to your laptop or compatible device, and start diagnosing. What Can You Monitor? This OBD2 scanner provides access to a comprehensive range of vehicle engine indicators, including but not limited to: Engine RPM & vehicle speed Coolant & intake air temperature Fuel system status & fuel trim Oxygen sensor voltages Throttle position Check engine light (MIL) status & fault codes Engine load & ignition timing Who Is This For? This scanner is perfect for: Home mechanics and DIY car owners who want to self-diagnose before visiting a shop Professional technicians needing a reliable, portable diagnostic tool Anyone looking to save money on car repair diagnostics Specifications Communication Interface OBD-II Connection USB (Wired) Wireless Function No Battery Required No Item Type Code Reader & Scan Tool Origin Mainland China Related Products You May Like Smart Relay Switch – WiFi Smart Home Automation Automotive Cables & Jump Starters Learn More About OBD Diagnostics For more information about on-board diagnostics and how OBD-II systems work, visit the U.S. Environmental Protection Agency (EPA) – On-Board Diagnostics. Frequently Asked Questions Q: What vehicles are compatible with this USB OBD2 scanner? A: This OBD2 scanner is compatible with all OBD-II compliant vehicles, which includes most cars and light trucks manufactured and sold in the United States after 1996. Simply check if your vehicle has an OBD-II port (typically located under the dashboard near the steering column). Q: Does the USB OBD2 scanner require batteries or an external power source? A: No batteries are required. This scanner is powered entirely through its USB connection, making it convenient and ready to use without worrying about charging or replacing batteries. Q: Can this OBD2 scanner clear check engine lights? A: Yes. This professional OBD2 scanner can both read and clear diagnostic trouble codes (DTCs), including turning off the check engine light (Malfunction Indicator Lamp / MIL) after the underlying issue has been addressed. Q: Do I need special software to use this OBD2 scanner? A: This scanner uses the standard OBD-II communication interface via USB. It is compatible with most popular OBD diagnostic software available for Windows-based laptops and PCs. Please ensure your device has a compatible USB port and the appropriate software installed for full functionality.