1. הקדמה
The JFIND V311B 12V Car Battery Tester is an advanced automotive diagnostic tool designed for quick and accurate analysis of 12V car batteries. Featuring a 2.8-inch color display, it provides essential data such as voltagE, ינערלעך קעגנשטעל, קאַלט קראַנקינג amp (CCA), and battery health. This device is user-friendly and supports multiple languages and battery standards, making it a versatile tool for both professionals and DIY enthusiasts.

2. זיכערקייַט אינפֿאָרמאַציע
- טראָגט שטענדיק אויג־שוץ און שוץ־קליידער ווען איר אַרבעט לעבן באַטעריעס.
- ענשור אַז די פאָרמיטל איז אין אַ געזונט-ווענאַלייטיד געגנט.
- Avoid sparks or open flames near the battery, as batteries can produce explosive gases.
- Do not touch the battery terminals with bare hands.
- Ensure the tester's clamps are connected correctly: red to positive (+), black to negative (-). Reverse polarity can damage the tester and the battery.
- Keep the tester dry and clean. Do not expose it to moisture or extreme temperatures.
3. פּראָדוקט איבערview
The V311B Battery Tester is designed for ease of use and durability. It features a robust ABS shell, silicon physical buttons, and a clear color display.
3.1 קאָמפּאָנענטן און קאָנטראָלן

- על-סי-די דיספּלעי (1): 2.8-inch TFT color screen (240*320 resolution) for displaying test results and menu options.
- Back Button (ESC) (2): Used to return to the previous menu or exit a function.
- OK Button (3): Used to confirm selections or enter a menu.
- Scroll Up/Down Buttons (4, 7): געניצט צו נאַוויגירן דורך מעניו אָפּציעס.
- Scroll Left/Right Buttons (5, 6): Used for navigation or adjusting values.
- Battery Test Connector (8): Connects to the battery via alligator clips.
3.2 פיזיש פֿעיִקייטן

- Removable Connector: For easy carrying and stable connection.
- Thick Wire: Durable, up to 150cm in length.
- Silicon Physical Buttons: High durability with sensitive touch.
- ינטעליגענט קלamp: Red clip for positive electrode, black clip for negative electrode.
4. ספּעסאַפאַקיישאַנז
| שטריך | באַשרייַבונג |
|---|---|
| פּראָדוקט נאָמען | 12 וו באַטערי טעסטער |
| פּראָדוקט מאָדעל | ווקסנומקסב |
| הויפּט קאָנטראָל טשיפּ | APM32F103VCT6 |
| אויסזען קאָליר | בלוי |
| צובינד טיפּ | Reverse black and red alligator clips, 1 meter cable |
| שאָל מאַטעריאַל | ABS |
| ווייַז | 2.8 inch TFT color screen, Resolution: 240*320 |
| ארבעטן חלקtage | 9 ~ 18 וו |
| מעסטונג סטאַנדאַרדס | CCA, JIS, GB, SAE, MCA, CA, DIN, IEC, EN, BCI |
| מעזשערמאַנט טיפּ | Ordinary battery, AGM flat plate, AGM winding, GEL, EFB |
| פּראָדוקט גרייס | 156 מם (ל) * 88 מם (וו) * 24 מם (ה) |
| Certification | CE |
| מאַלטי-שפּראַך | English, Russian, Chinese, Portuguese, Italian, French, German, Spanish, Polish |

4.1 Supported Battery Standards and Test Ranges

- CCA: 100-2000 א
- BCI: 100-2000 א
- CA: 100-2000 א
- קאם: 100-2000 א
- JIS: 26A17-24SH52
- דין: 100-1400 א
- IEC: 100-1400 א
- ען: 100-2000 א
- SAE: 100-2000 א
- גיגאבייט: 10-250 אַה
5. אויפשטעלן און ערשטע באנוץ
5.1 ונבאָקסינג
Upon receiving your V311B Battery Tester, carefully open the package and ensure all components are present:
- 1 x V311B Car Battery Tester unit
- 1 x באַניצער מאַנואַל
- 1 x Safe packing box

5.2 פֿאַרבינדן זיך צו דער באַטעריע
- זיכער מאַכן אַז די איגנישאַן פונעם אויטאָ איז אויסגעלאָשן און אַלע אַקסעסאָריעס זענען אויסגעלאָשן.
- Connect the red alligator clip to the positive (+) terminal of the 12V battery.
- Connect the black alligator clip to the negative (-) terminal of the 12V battery.
- דער טעסטער וועט זיך אויטאָמאַטיש אנצינדן אַמאָל עס איז פארבונדן.
6. אַפּערייטינג ינסטרוקטיאָנס
The V311B offers various testing modes to assess your battery's performance.
6.1 הויפּט מעניו נאַוויגאַציע
Use the Scroll Up/Down/Left/Right buttons to navigate through the menu options on the 2.8-inch color display. Press the OK button to select an option and the ESC button to go back.

6.2 באַטערי טעסט
This function evaluates the overall health of the battery.
- From the main menu, select 'Battery Test'.
- Choose the battery type (e.g., Regular battery, AGM Flat Plate, AGM Winding, GEL, EFB).
- Select the measurement standard (e.g., CCA, JIS, EN).
- Input the rated CCA value of your battery as prompted.
- דער טעסטער וועט ווייַזן רעזולטאַטן אַרייַנגערעכנט באַנדtage, rated value, measured value, internal resistance, state of health (SOH), and state of charge (SOC).
6.3 Cranking Test (Starting Status)
This test checks the battery's ability to crank the engine.
- From the main menu, select 'Start Test'.
- גיי די אינסטרוקציעס אויף דעם עקראַן צו אָנהייבן דעם מאָטאָר.
- דער טעסטער וועט אנאליזירן די קראַקינג וואָלומעןtage and time, providing a result on the starting system's performance.
6.4 טשאַרדזשינג טעסט
This test evaluates the vehicle's charging system (alternator).
- From the main menu, select 'Charge Test'.
- Follow the on-screen prompts to run the engine at specified RPMs.
- דער טעסטער וועט מעסטן די טשאַרדזשינג וואָלומעןtage and ripple, indicating if the alternator is functioning correctly.
6.5 כוואַליעפאָרם אַנאַליז
The V311B supports viewing battery waveform analysis for detailed diagnostics.
- From the main menu, select 'Wave'.
- The screen will display a real-time graph of the battery voltage, allowing for visual inspection of voltage פלאַקטשויישאַנז.
7. Data Printing Function
The V311B allows you to save and print test results for record-keeping or sharing.
- Perform the desired battery test.
- Connect the V311B tester to a computer using a USB cable (not always included, check package contents).
- Install any necessary drivers or software on your computer (refer to the manufacturer's website if not provided).
- From the V311B's menu, select 'Print'.
- Follow the on-screen instructions on both the tester and your computer to print the stored data to a connected printer.

8. שטיצע פֿאַר פֿיל שפּראַכן
The V311B Battery Tester supports 9 different languages for user convenience.
- From the main menu, select 'Setting'.
- Navigate to 'Language' option.
- Select your preferred language from the list: English, Chinese, Portuguese, Italian, French, German, Spanish, Polish, Russian.

9. Supported Battery Types and Vehicles
The V311B is compatible with a wide range of 12V batteries and vehicles.
9.1 Battery Types
- Ordinary Lead-Acid Battery
- AGM Flat Plate Battery
- AGM Winding Battery
- געל באַטערי
- EFB Battery
9.2 Vehicle Types
The tester supports 12V car startup lead-acid batteries and 12V system tests for various vehicles.

10. טראָובלעשאָאָטינג
- טעסטער טוט זיך נישט אן: Ensure the alligator clips are securely connected to the battery terminals (red to positive, black to negative). The battery must have sufficient charge (above 9V) for the tester to power on.
- נישט פּינקטלעכע לייענונגען: קאָנטראָלירט פֿאַר ריינע און פֿעסטע פֿאַרבינדונגען צווישן די קל.amps and battery terminals. Ensure the battery type and standard selected in the tester match your battery's specifications.
- Printing issues: Verify the USB connection to the computer and printer. Ensure the correct drivers are installed on your computer.
- פאַרפרוירן פאַרשטעלן: Disconnect the tester from the battery, wait a few seconds, and reconnect. If the issue persists, contact support.
11. וישאַלט
- Clean the tester's casinג מיט אַ ווייך, דamp שטאָף. דו זאלסט נישט נוצן אַברייסיוו קלינערז אָדער סאָלוואַנץ.
- Keep the alligator clips clean and free of corrosion for optimal conductivity.
- האַלט דעם טעסטער אין אַ טרוקענעם, קילן אָרט אַוועק פון דירעקטער זון און עקסטרעמע טעמפּעראַטורן.
- ויסמיידן דראַפּינג די מיטל אָדער אונטערטעניק צו שטאַרק ימפּאַקץ.
12. באַניצער עצות
- For consistent results, always test the battery when it is fully charged or at a consistent state of charge.
- If testing a battery that has just been charged, allow it to rest for at least 30 minutes before testing to get more accurate readings.
- When performing a cranking test, ensure the engine starts successfully to get a complete analysis of the starting system.
- Regularly check your battery's health, especially before long trips or during seasonal changes, to prevent unexpected breakdowns.
14. וואָראַנטי און שטיצן
For warranty information, technical support, or service inquiries, please refer to the contact details provided in your product packaging or visit the official JFIND website. Ensure you have your product model and serial number ready when contacting support.








