12V Car Battery Load Tester Digital Alternator Voltage Analyzer Diagnostic Tool
APP ：【batterylab】
Car Battery Tester

BT20 BATTERY LOAD TESTER

The BT20 is TOPDON's entry-level wireless 12V battery tester. Offering load, voltage, charging, and cranking tests, the BT20 offers high-precision voltage detection and real-time voltage monitoring.

This easy-to-use device lets users of all skill-levels view voltage waveform graphs and test reports through an app. Test reports can be generated automatically, and easily share and save test reports. Data Playback function query battery voltage history data, help users analyze the problem by playing back charge and discharge data reports.

Its load test method provides accurate results, making the BT20 a battery tester with superb cost-effectiveness.

Bluetooth Connection

Quick access to test results in the app by linking your phone via Bluetooth.

Run Charging Tests: Test a battery's charging performance with the app and analyze the results.

Run Cranking Tests: Test the battery through the load of the car itself, and view the results in the app.

Load and Voltage Tester

Voltage Test:

Further analyze the battery's health through its voltage, and predict the battery's power status with the results of the BT20. Three kinds of indicator lights communicate the battery level, full, medium, and low.

Load Test:

Built-in load modules help determine the status of the battery.

Graphic Display

Multi-Dimensional Display of Battery Status

No-load and load voltage readings can be displayed in the APP, and there is a real-time voltage waveform graph for accurate monitoring.

Load Test  Voltage Test  Cranking Test  

Battery Load Test

The BT20 applies load tests and monitors the voltage response of the battery. Users gain a clearer look at the actual remaining battery capacity.

Battery Voltage Test

Once the clamps are connected to the terminals, the BT20 delivers the battery voltage results in the blink of an eye.

Cranking Test

The cranking test measures the battery's cranking voltage and cranking time when starting up. Normally, the cranking voltage should be above 9.6V. As for the cranking time, The shorter, the better!

Charging test  Review Data  High Accuracy  

Charging Test

The charging test measures the no-load voltage and load voltage, which helps you to understand the battery charging status, and alternator performance.

Supports 8 Languages to Maximize Utility

English, German, French, Italian, Spanish, Portuguese, Russian, Japanese

A Wide Range of Tests with Highly Accurate Results

The BT20 is designed for versatility. With a variety of testing capabilities, analysis tools, and a battery range of 5 to 20 volts, the tool delivers highly accurate result.

Specifications for this item
Brand NameTT TOPDON
ColorBlack , Red
Connector TypeClamp
Display TypeLCD
Included Components1*BT20 Car Battery Tester; 1*User Manual.
Item Weight12.3 ounces
Measurement Accuracy10CCA
Model NumberTOPDON BT20 Car Battery Tester
Number of Items1
Part NumberBT20 Car Battery Tester
Power Source TypeBattery Powered
StyleModern
UNSPSC Code26111700
Warranty DescriptionTOPDON provides 2 Year Warranty for all products. In case of any inquiries, please feel free to message us.
 
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  • All our products are 100% original and brand new with latest version.
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  • 12 months free repair for the devices.
  • 3 months for the accessories.
  • Please contact us firstly when you need warranty service.
  • In case an item arrives faulty, please contact us within 7 days and keep it unused.
  • We will instruct you on how to return and get refund or replacement.
  • If after 7 days, or the item has been used, we have the right to decline your claim.
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