Find out whether your 12V vehicle battery, starting system, or charging system needs attention with the TOPDON BT100 tester.
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Check battery health: Review state of health, state of charge, and internal resistance for a clearer picture of battery condition.
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Test starting and charging: Measure starting voltage and cranking time, then check ripple and loaded or unloaded voltage to investigate system issues.
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Works with 12V lead-acid batteries: Test flooded, AGM flat plate, AGM spiral, GEL, and EFB batteries across a 100–2000A test range.
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Read results at a glance: The 2-inch, 128×64 backlit LCD displays test results, while three LEDs indicate GOOD, CHARGE, or BAD. The tester measures 136.5 × 75.5 × 22.5 mm, weighs 260 g, and comes with a user manual.
