BT300 Battery Tester 12V/24V Universal
The BT300 is a universal 12V/24V battery tester featuring a 2.4-inch TFT color display and six main testing functions: Standard test, Load test, Cranking test, Charging test, Help reference, and Set Up. It supports a wide range of battery types and international test standards, making it suitable for cars, trucks, and other 12V/24V vehicles.
Main Menu Functions
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Standard– Standard battery health test
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Load test– Records voltage fluctuation of the vehicle on and off load in real time to accurately determine battery health status. Displays battery voltage and minimum voltage readings.
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Cranking– Cranking system test
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Charging– Charging system test
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Help– Built-in help reference with up to 36 pages of battery specification tables, supporting hundreds of battery specifications query. Allows quick lookup of corresponding parameters including CCA/DIN/EN, JIS (new/old)/MF/CMF, and Capacity (AH) vs CCA tables.
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Set Up– Device settings including Languages, USB update, and Information
Battery Types Supported
Applicable to all types of batteries with more detailed condition-specific results: Normal battery, AGM Flat Plate, AGM Spiral, GEL, EFB.
Test Standards
CCA, JIS, GB, SAE, MCA, CA, DIN, IEC, EN, BCI (10 international standards)
Reverse Connection Protection
The device has a reverse connection protection function — reverse connection will not cause damage to the battery or the device.
Software Upgrades
Supports software upgrades via USB connection to a computer.
Multi-Language Support
English, Spanish, French, Italian, Russian, Portuguese, German, Polish, Dutch, Indonesian (10 languages)
Build Quality
- Left and right silicone anti-slip design
- Pure copper core cables for faster transmission
- Soft rubber buttons feel comfortable in your hand
- ABS housing — rugged and durable
Product Parameters
| Screen Size |
2.4-Inch TFT Color Screen (320×240), true-color picture quality |
| Voltage Range |
8–30V (12V/24V Battery) |
| CCA Range |
20–2000 CCA |
| Battery Range |
10AH–300AH |
| Test Standards |
CCA, JIS, GB, SAE, MCA, CA, DIN, IEC, EN, BCI |
| Dimensions |
140mm × 75mm × 68mm (30mm grip depth) |