1.[DATA READINGS]The KW208 12V car battery tester is to effectively analyze and read important car data such as voltage, internal resistance, cranking amp and AH capacity, battery health and charge status.2.[ACCURATE MEASUREMENTS]This professional automotive battery tester provides accurate results, calculates the cranking capability of the battery and the aging extent, allowing for a quicker, more precise car repairing.3.[WIDELY COMPALE]Beginner or expert, this car battery diagnostic tester can be used with a wide of 12V 100-2000 regular flooded batteries, flat plate, spiral, as as GEL batteries.4.[EXTRA FEATURES]The KW208 car battery tester displays results in , displaying the real-time battery voltage. With an intelligent 2.inch backlit and STM32 main chip, access is practical and rapid System voltage 12 Volts and Voltage in waveform Good, Recharge or ReplaceCapacity Cranking Amps (), DIN, EN and IEC information relative to battery rating.Cranking system and Charging systemRecord and re-play battery data.Battery , cranking , charging and other additional functions.The major battery standards CA,,,,,SAE,EN,DIN and IEC are supportedSupport 8 Languages : English, , French, Dutch, Russian, Spanish, Italian ,Portuguese Operation StepsStep 1. Connect the 12V battery, red clips to positive pole and black clips to negative pole.. Battery : select the type of battery to be tested, then the criteria and the range, and then you have the results within few seconds.Step 3. Cranking : After selecting the cranking function, the prompts to start the engine. completed.Step 4. Charging : After enteringthe charging function, the prompt to increase the speed to 2500 RPM for 5 seconds, then press OK. completed.Colour:blackMaterial: ABSPackage Contents:1x KW208 Battery Tester1x Instruction ManualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.