VDIAGTOOL BT300 — Ultra-Fast 12V Battery Tester for Accurate Health Check

VDIAGTOOL BT300 delivers professional-grade, fast, and precise battery diagnostics before your car fails to start. It covers all essential 12V battery tests in one device, including:

• Voltage / Load / Internal Resistance
• Ripple Test / Battery Rating
• SOC & SOH Health Analysis
• CCA Test
• Charging & Cranking Test

Perfect for DIY users and mechanics, the BT300 helps you identify battery problems early, prevent unexpected breakdowns, and keep your vehicle in top condition.

VDIAGTOOL BT300 Battery Tester

VDIAGTOOL BT300 battery tester adopts advanced conductance testing technology to quickly and accurately measure the actual Cold Cranking Amps (CCA) capability of your vehicle’s starting battery.

It supports multiple diagnostic functions, including Voltage, Load Test, Internal Resistance, Ripple Test, Battery Rating, State of Charge (SOC), State of Health (SOH), CCA Test, as well as Charging and Cranking System Tests.

A must-have tool for both DIY enthusiasts and professional mechanics.

Note: Use the Up/Down buttons to switch between SOC and other test data on the screen.

VDIAGTOOL BT300 Advanced Diagnostics Tool with Smart Data Management

• Real-time waveform display – Visualize voltage patterns
• Detailed metrics tracking – Records MAX/MIN/CUR values
• Instant data review – Analyze results on the spot
• On-demand printing – Generate hard copies for records
• USB software updates – Lifetime performance enhancements

VDIAGTOOL BT300 Automotive Battery Scanner Supports Cranking Test

This feature simplifies vehicle diagnosis by monitoring the starting voltage and time for a comprehensive health check of the starting system. By analyzing these key indicators, it can help identify problems in the battery, starter motor, or AC generator, ensuring reliable vehicle performance.

• Cranking Voltage & Time: Key metrics measured during the test; voltage indicates battery health, while time reflects starter motor efficiency.
• Health Check: Ensures the starting system (battery, starter, alternator) is functioning optimally.

VDIAGTOOL BT300 Quick & Precise Battery Status at a Glance

BT300 provides a comprehensive battery testing solution and is compatible with 6V/12V vehicles. It can evaluate State of Health (SOH) and display real-time voltage trends in charts, providing clear insights into battery performance.

• SOH: State of Health
• SOC: State of Charge
• CCA: 100–2000 CCA
• VOL: Voltage Test
• R: Resistance Test
• LED Display & Battery Status: Good / Normal / Poor

• Green light on: Good – The battery status is good and ready for use
• Yellow light on: Charge – The battery needs to be charged
• Red light on: Poor – Battery needs to be replaced

VDIAGTOOL BT300 All-in-One Battery Tester

• Detection Results Playback: Quickly enter the review interface—only the last test result can be reviewed. You can delete test results freely and also review the waveform.
• Print Report: Generate diagnostic reports in PDF format. Easily link the VDIAGTOOL BT300 to a laptop via USB cable to share reports with customers for comparison before and after repair.
• Beeper Setup (ON/OFF the Buzzer): Press the Up or Down button to select [buzzer] and press OK to confirm. You can turn the buzzer ON or OFF.
• Self Test: Key test & Screen test

VDIAGTOOL BT300 Automotive Tool – Supports Charging System Test

Keep your vehicle’s charging system in top condition with the BT300’s built-in charging test feature. It helps detect voltage fluctuations and evaluates alternator performance to prevent battery drain and electrical issues.

• Real-Time Voltage Monitoring: Tracks battery voltage changes to assess charging efficiency and identify potential issues.
• Alternator Performance Check: Ensures the alternator delivers proper power to charge the battery and run onboard systems.

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