The icarsoft i980 is a multifunction diagnostic scanner and tester which has been designed specifically for mercedes vehicles. It will enable you to read and clear diagnostic faults from main systems within your mercedes such as srs airbags, abs antilock brakes, engine & transmission modules. It will also allow you to read live data in real time format. We have tested the scanner on many vehicles with excellent results. Compared to higher priced kits on the market that do exactly the same as this kit, we feel it offers excellent value for its cost. The i980 is an easy to use, stand alone unit that will have you scanning your vehicle within minutes. Simply, plug it into the obd ii port and the device will boot up with step-by-step instructions. This scanner has a large, easy to read 2.8 inch color display accompanied by a user friendly interface and requires no additional software. As an added bonus, the scanner is equipped with full obdii capabilities. This enables you to scan all engine readings and related trouble codes (check engine light) on any vehicle make/model 1996 and newer. This scanner cannot support the mercedes chassis #'s 107,124,126,129,140,201,202,208,210,461, and 463.