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Handheld black digital battery tester with LCD screen and attached clamps

ESTONE

ESTONE KW208 12V 100-2000 CCA Battery Tester

SKU CH-PC6M-V4N2N MPN KW208

Tests 12 V batteries from 100 to 2000 CCA and checks cranking and charging systems

  • Fit typeKONNWEI KW208 Auto Battery Analyzer For All 12 V Cars
  • Key featuresFunction : System voltage 12 V and Voltage test in waveform
  • Overall height5.98 in (15.2 cm)
  • Overall width3.39 in (8.61 cm)
  • Overall length1.77 in (4.5 cm)
  • Product weight0.46 lb (0.21 kg)
  • Tests 12 V batteries from 100 to 2000 CCA
  • Shows voltage waveform for quick health check
  • Reports good, recharge or replace result
  • Measures internal resistance and life percentage
  • Records and replays data with free updates

12 V CCA Battery Tester

The ESTONE KW208 is a handheld digital analyser that tests 12 volt lead-acid batteries from 100 to 2000 cold cranking amps. It measures system voltage, internal resistance and remaining life, then shows a clear Good, Recharge or Replace result with waveform display. Results can be recorded and replayed for later reference. Lifetime free firmware updates keep the test logic current.

Suitable for 12 V automotive batteries only

Mechanics and DIY owners checking cars, trucks, SUVs or boats with standard 12 volt starter batteries will find the tester covers cranking and charging system diagnostics in one tool. It does not address 6 volt systems, high-voltage EV packs or non-lead chemistries, so users with those requirements need a different instrument.

100–2000 CCA test range

The single specification that decides fitment is the cold cranking amp window of 100 to 2000 CCA; batteries rated outside this span cannot be evaluated accurately by this unit.

How it compares

Measured against everything we stock in Diagnostic Tools & RV Electronics, at today’s prices. Recalculated every night.

Price $22.99
Pricier than about 61% of the 432 comparable items (median $18.99).

Specifications

Product
Brand nameKONNWEI
Model nameKW208
Size & build
Overall height5.98 in (15.2 cm)
Overall width3.39 in (8.61 cm)
Overall length1.77 in (4.5 cm)
Product weight0.46 lb (0.21 kg)
Compatibility
Fit typeKONNWEI KW208 Auto Battery Analyzer For All 12 V Cars

Questions about this item

Does the KW208 battery tester need calibration or replacement parts over time?

The KW208 is a self-contained digital analyser with no user-replaceable sensors or consumables; firmware updates are provided free for life via the manufacturer's update service.

What is the highest CCA rating the KW208 can test before it reaches its limit?

The tester measures Cold Cranking Amps from 100 up to 2000 CCA, so a battery rated above 2000 CCA exceeds its testing range.

How much power does the KW208 draw when running continuous tests all day?

The unit powers itself from the 12 V battery under test and draws only the minimal current needed for its display and internal circuitry during each test cycle.

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