VDIAGTOOL BT310 Car Battery Tester – Professional 12V/24V Diagnostic Analyzer

Accurate Voltage & Cranking Analysis
Precisely measures 12V/24V battery health with advanced digital sensors, detecting voltage fluctuations, cranking power, and charging system performance in seconds.
Durable & Portable Design
Built with industrial-grade ABS housing and shock-resistant casing, featuring a compact, handheld design for easy storage and on-the-go diagnostics.
Wide Vehicle Compatibility
Ideal for cars, trucks, motorcycles, RVs, and marine batteries—supports conventional, AGM, gel-cell, and deep-cycle batteries.
Clear LCD Display & User-Friendly
Backlit LCD screen provides instant readings for State of Charge (SOC), State of Health (SOH), and internal resistance, with intuitive one-button operation.
Prevents Costly Failures
Identifies weak batteries, faulty alternators, and parasitic drains before they cause breakdowns, saving time and repair expenses.
Fast & Reliable Results
Delivers professional-grade diagnostics without requiring battery disconnection—perfect for mechanics, fleet managers, and DIY enthusiasts.