Designed for owners and technicians who need a compact diagnostic and maintenance tool, this KONNWEI 3-in-1 car battery tester combines testing, charging and basic repair functions in a handheld unit.
Use it to evaluate 12V lead‑acid batteries, monitor charging systems and perform cranking tests before roadside repairs or workshop service.
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3-in-1 functionality: battery health test, cranking (load) test and charging test in one device.
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2.4" color display: graphical voltage and test-result visualization for quicker interpretation.
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Data storage: stores and reviews recent test results for comparison over time.
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Multi-language support: English, French, German, Dutch, Spanish, Portuguese, Russian, Italian.
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Wide compatibility: accepts common battery standards (CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE).
Light specifications: for 12V lead‑acid batteries; CCA/BCI/CA/MCA range 100–2000; DIN/IEC up to 1400; uses STM32103VCT6 chip.
Fit statement: suitable for most passenger cars, light trucks and workshop battery benches that use 12V lead‑acid batteries.
