1. Уводзіны
The VEHLIVE BT911 is an advanced automotive battery analyzer designed for comprehensive testing of 6V, 12V, and 24V batteries. This device provides accurate diagnostics for battery health, cranking capabilities, and charging system performance. It is suitable for a wide range of vehicles including cars, motorcycles, boats, trucks, and more.

Image 1.1: The VEHLIVE BT911 Car Battery Tester displaying its main menu, connected via red and black clamps.
2. Інфармацыя па бяспецы
Always prioritize safety when working with vehicle batteries. The BT911 is designed with multiple protection features to ensure safe operation:
- Абарона ад зваротнай палярнасці: Прадухіляе пашкоджанні, каліamps падключаны няправільна.
- Абарона ад кароткага замыкання: Safeguards the device and battery from short circuits.
- Абарона ад перагрузкі па току: Абараняе ад празмернага току.
- Над Voltagе абарона: Shields the device from high voltagе шыпы.
- Тэмпературная абарона: Прадухіляе перагрэў падчас працы.
- Ruggedized ABS Case: Provides durability and protection against impacts.
- Advanced Alligator Clips: Ensures a secure grip and good conductivity, minimizing risk of sparks.
Ensure proper ventilation when testing batteries, as they can emit flammable gases. Wear appropriate personal protective equipment, including eye protection.

Image 2.1: The BT911 tester highlighting its multiple protection features, including reverse polarity, short circuit, ABS shell, and temperature protection.
3. Прадукт скончыўсяview
The VEHLIVE BT911 battery tester is equipped with an advanced chip for fast and accurate diagnostics. Key features include:
- тtage Сумяшчальнасць: Tests 6V, 12V, and 24V batteries.
- Dual Circuit Testing: Unique 12V and 24V dual circuit testing with independent calibration for enhanced accuracy.
- Тыпы батарэй: Compatible with regular liquid-filled batteries, AGM (flat plate and spiral), GEL, EFB, and Lithium batteries (after upgrade).
- Дыяпазон CCA: Supports 5-3000 CCA batteries.
- Тэставыя функцыі: Evaluates State of Health (SOH), State of Charge (SOC), CCA value, voltage, internal resistance, starting voltage, starting time, alternator output, no-load voltage, and load voltage.
- Дысплей: 2.8-inch high-contrast color LCD screen for clear readability.
- Дакладнасць: Over 99.99% accuracy in test reports.
- Падключэнне: 3.28 feet of high-quality copper diagnostic cable.
- Моўная падтрымка: Supports 12 national languages including English, Chinese, Japanese, Korean, Italian, Dutch, German, Russian, Portuguese, Spanish, French, and Polish.

Image 3.1: The BT911 main menu displaying options for different test types and settings.
4. Настройка
The VEHLIVE BT911 is designed for plug-and-play operation. Follow these steps for initial setup:
- Падрыхтуйце батарэю: Ensure the battery terminals are clean and free of corrosion for optimal contact.
- Падключыце клamps: Падключыце чырвоны станоўчы (+) клamp to the positive battery terminal and the black negative (-) clamp to the negative battery terminal. The device will power on automatically.
- Выберыце мову: If prompted, select your preferred language using the navigation buttons and confirm with the 'OK' button.
- Initial Menu: The device will display the main menu, ready for testing.
The tester can be powered by the battery being tested or via a USB-C port for reviewатрыманне даных.
5. Інструкцыя па эксплуатацыі
The BT911 offers various testing modes to assess different aspects of your vehicle's battery and electrical system.
5.1. Тэст батарэі
This test evaluates the overall health and charge of the battery.
- From the main menu, select "Battery Test" (or similar icon).
- Choose the battery type (e.g., Regular Flooded, AGM, GEL, Lithium) and standard (e.g., CCA, JIS, EN, DIN, SAE).
- Увядзіце намінальны CCA (халодны запуск Amps) or other specified value for your battery.
- The tester will display results including SOH (State of Health), SOC (State of Charge), CCA value, voltagе, і ўнутранае супраціўленне.

Image 5.1: Battery test results on the BT911 screen, showing SOH, SOC, and other parameters, including a real-time voltagэлектронная форма хвалі.
5.2. Тэст пракручвання
This test analyzes the performance of the vehicle's starting system.
- From the main menu, select "Cranking Test."
- Follow the on-screen prompts to start the vehicle.
- The tester will measure and display the actual starting voltage and starting time.
- It will provide a diagnosis of the starter's performance.

Image 5.2: Cranking test results on the BT911 screen, showing the duration and voltage fluctuations during engine start.
5.3. Праверка сістэмы зарадкі
This test checks the alternator's charging output and overall charging system health.
- From the main menu, select "Charging Test."
- Follow the on-screen instructions, which typically involve starting the engine and revving it to a specified RPM.
- The tester will analyze the alternator's output, no-load voltage, and load voltage.
- Results will indicate if the charging system is functioning correctly or if there are issues like high ripple.

Image 5.3: Charging system analysis on the BT911 screen, displaying load, no-load, and ripple voltagэлектронныя паказанні.
5.4. Waveform Analysis
The BT911 features voltage waveform analysis to track real-time voltage changes, helping to detect subtle battery problems.
- Access this feature through the main menu.
- Observe the graphical representation of voltagе з цягам часу.
- Analyze the waveform for drops, spikes, or inconsistencies that may indicate underlying issues with the battery or charging system.
6. Lithium Battery Testing Upgrade
The VEHLIVE BT911 now supports lithium battery testing. To enable this function, an upgrade is required:
- Visit the official VEHLIVE webсайт: www.vehlive.com.
- Locate and download the upgrade package. An upgrade guide video is available on the webсайт для падрабязных інструкцый.
- Follow the provided instructions to update your BT911 device. The process is designed to be straightforward.
This upgrade is free and essential for accurate lithium battery diagnostics.
7. Сумяшчальнасць
The BT911 battery tester is highly versatile and compatible with a wide range of vehicles and battery types:
7.1. Vehicle Types
- Транспартныя сродкі 24V: Trucks, buses, RVs, ATVs, SUVs.
- Транспартныя сродкі 12V: Cars, motorcycles, boats, yachts, lawnmowers.
7.2. Тыпы батарэй
Tests all 6V, 12V, and 24V batteries with 5-3000 CCA, including:
- Regular Flooded (VRLA)
- Плоская пласціна AGM
- AGM спіраль
- лары
- ЕФБ
- Lithium (requires software upgrade)
7.3. Battery Standards
The BT911 complies with various international battery testing standards:
- JIS
- EN
- DIN
- SAE
- CCA
- BCI
- CA
- MCA
- МЭК

Image 7.1: The BT911 demonstrating compatibility with various battery types, including lithium, AGM, GEL, and EFB.
8. Тэхнічныя характарыстыкі
| Спецыфікацыя | Каштоўнасць |
|---|---|
| Вытворца | VEHLIVE |
| Нумар дэталі | BT911-1 |
| Вага прадмета | 349 г |
| Памеры пасылкі | 20.6 х 13.31 х 4.39 см |
| Тып крыніцы харчавання | Правадная электрычная |
| Дакладнасць вымярэнняў | +/-0.5% |
| Мін. Аперацыйная Voltage | 6 вольт |
| Тып вымярэння | Volts, Ohms, CCA |
| Уключаныя кампаненты | Тэстар аўтамабільных акумулятараў |
| Патрабуюцца батарэі | няма |
| Падтрымліваюцца стандарты | JIS, EN, DIN, SAE, CCA, BCI, CA, MCA, IEC |
9. Тэхнічнае абслугоўванне
To ensure the longevity and accurate performance of your VEHLIVE BT911 battery tester, follow these maintenance guidelines:
- Уборка: Працірайце прыладу мяккай сухой тканінай пасля кожнага выкарыстання. Пазбягайце выкарыстання абразіўных ачышчальнікаў або растваральнікаў.
- захоўванне: Store the tester in a cool, dry place, away from direct sunlight and extreme temperatures. Keep it in its original packaging or a protective case when not in use.
- Кабель і Клamps: Regularly inspect the diagnostic cable and alligator clips for any signs of wear, damage, or corrosion. Replace if necessary to maintain good conductivity and safety.
- Абнаўленні праграмнага забеспячэння: Periodically check the official VEHLIVE webсайт (www.vehlive.com) for any available software updates to ensure optimal performance and access to new features.
10. Выпраўленне непаладак
If you encounter issues with your BT911 battery tester, consider the following common troubleshooting steps:
- Прылада не ўключаецца: Ensure the alligator clips are securely connected to the correct battery terminals. If testing a completely dead battery, the device may not power on. Try connecting via USB-C if available, or attempt to charge the battery first.
- Няправільныя паказанні: Verify that the battery terminals are clean and the clamps have a solid connection. Ensure you have selected the correct battery type and standard (e.g., CCA, JIS) in the device settings.
- Паведамленні пра памылкі: Refer to the on-screen error message for specific guidance. If the message is unclear, consult the official VEHLIVE webсайт або служба падтрымкі кліентаў.
- Праблемы з праграмным забеспячэннем: If the device behaves unexpectedly, consider performing a software update as described in Section 6.
For persistent issues, contact VEHLIVE customer support.
11. Гарантыя і падтрымка
VEHLIVE is committed to providing quality products and customer satisfaction.
- Гарантыя: The BT911 comes with a 1-year repair warranty.
- Вяртае: Скарыстайцеся 30-дзённай бясплатнай магчымасцю вяртання.
- Падтрымка кліентаў: A professional client support team is available 24/7. For assistance, visit www.vehlive.com.
- Гарантыя якасці: All products undergo 100% quality inspection.

Image 11.1: VEHLIVE customer support information, highlighting warranty, returns, and quality inspection.