Features:KW681 Works on all 1996 and newer 12V gasoline and diesel that are OBD II compliant.ItcanidentifythecauseofyourCHECKENGINEandperhapsfixitwithoutgoingtoseeyourdealer,ItalsoassistsyouineasilypassingannualemissionstestsandSMOGCHECK.ItcoversfullOBDII/EOBDdiagnosticfunctionsforenginesystem.O2sensortest,EVAPsystemstest,andboardmonitoringtestgiveyoufullcontrolofyourvehicle'srunningstatus,whileagraphicalandnumericlivedatastreamdisplaywillhelpyoutofindoutthefaultysensorreadings.KW681 Battery Tester can Test all automotive cranking lead acid battery, including ordinary lead acid battery, AGM flat plate battery, AGM spiral battery, and Gel battery, etc. it adopts the state-of-the -art conductance testing technology in the word to easily, quickly and accurately measure the actual cold cranking amps capability of the vehicle starting battery, healthy state of the battery itself, and common fault of the vehicle starting system and charging system, which can help maintenance personnel to find the find the problem quickly and accurately, thus to achieve quick vehicle repair.OBD Detection:It can test all start-up lead-acid batteries(Regular flooded,AGM flat plate,AGM spiral,GEL,EFBRead codes,erase codes,I/M readiness,data stream,freeeze frame,o2 sensor test,onboard monitoring,evap system(mode$B),vehicle information,DTC lookup.Battery health test:Car battery,motorcycle battery,battery test,cranking test,charging test,waveform, detection battery range:6-12V.support:English,French,German,Dutch,Spanish,Russian,Portuguesse,Italian,Polish.