KW890 Battery Tester can test all automotive crankinglead acid battery, including ordinary lead acid battery, flat plate battery, spiral battery, and Gel battery,Lithium 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. Special function: Oil Reset This function allows you to perform reset for the engine oil life system, which calculates an optimal oil life change interval depending on the vehicle driving conditions and climate. This function can be performed in the following cases: 1. If the service lamp is on, you must provide service for the car. After service, you need to reset the driving mileage or driving time so that the service lamp turns off and the system enables the new service cycle. Combination:OBD2 engine scan, OBD1 engine scan, O2 sensor test, EVAP system monitor, Battery Voltage Test, Troubleshooter code tips, turn off , live datastream, cranking test, charging test, voltage waveform, oil reset Application: 12V OBD2 & 1 cars, light truck, sedans, SUV Main function:Read and erase fault codes, read live sensor data, display datastream, lookup, troubleshooting code tips Language:English, French, German, Spanish, Russian, Italian, Polish Display: 2.8 inch color LCD screen Feature2:Support free upgrade system and print data on PC Support protocol: 9141, KWP2000, SAE J1850, CAN, J1850 VPW, J1850 PWM Colour:Photo Color Material:plastic Package Contents: 1x KW890 Car Battery Tester Only the above package content, other products are not included. Note: Light reflection 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.