ANCEL is committed to solving automative aftermarket problem cost-effectively,effciently and conveniently Stop guessing car troubles! The AD310 Pro is a combining OBD2 & battery testing with . Smart app translates confusing data into plain advice. Diagnose engines, check battery health, save on repairs. That cold morning panic is avoidable. The ANCEL AD310 Pro doesn't just read voltage - it performs a of your 12V battery, checking its and . Know your battery's true condition in under 30 seconds and replace it on your terms, not when it fails. Gain peace of mind with every drive. A dead battery doesn't always mean a bad battery. The real culprit could be a failing alternator that's not charging it. The ANCEL AD310 Pro uniquely tests both your and your simultaneously. Get a clear diagnosis in seconds to avoid wasting money on unnecessary parts. That slow, dragging crank when you start your car is a clear warning sign. The ANCEL AD310 Pro uniquely performs a , analyzing the health of your and measuring the . Get a clear report on your starting system's performance before it fails completely. That mysterious check engine light doesn't have to mean a trip to the mechanic. With the ANCEL AD310 Pro, you can read and clear codes from engine system right from your driveway. Our app provides simple explanations and severity levels, not just confusing numbers. Stop struggling with confusing interfaces. The ANCEL App is designed for everyone. Translate codes into plain English, get comprehensive health reports, and share results instantly - all from a beautiful, intuitive interface that makes car diagnosis actually enjoyable. Do I need any experience to use this tool? Not at all. Whether you're a beginner or a DIY car owner, the AD310 Pro is simple to operate. Just plug it in, follow the on-screen prompts or use the app, and you'll get clear, easy-to-understand results in seconds. What happens if the Bluetooth connection disconnects during use? Bluetooth disconnections can occur if the distance between the AD310 Pro and your phone becomes too large. For best results, keep your phone within a few feet of the device. Avoid obstacles that may block the signal for a stable connection. How accurate is the battery testing feature? The AD310 Pro provides 99% accurate battery tests, thanks to its advanced chipset and large-contact copper crocodile clips. These ensure a strong, stable connection, providing precise readings for voltage, cranking, and charging status. Is the AD310 Pro compatible with my car and battery? It supports all major OBD2 protocols and works with various 12V battery types including AGM Spiral, Regular Flooded, AGM Flat Plate, GEL, and EFB, making it versatile for both vehicle diagnostics and battery testing. If not sure can consult us. What makes the AD310 Pro different from the original AD310? The AD310 Pro is an upgraded version of the best-selling AD310. It adds two powerful features: 12V battery testing and Bluetooth app control - making it more versatile and user-friendly for both DIYers and everyday drivers.