tech2 auto repair tool for American GM,shanghai GM,OPEL,SAAB,Buick Royaum.

The Tech 2 comes with Authentic GM software and provides support for on-board diagnostics on all GM systems 1992 thru current year. Features: Tech2 has the perfect screen, Can arbitrary adjustment the screen brightness and display diagnostic data .and Wave Oscilloscope form diagram and nine sensors or activator test . Tech2 have function of coding and programming with all of model,. RS232 connection Can Convinent to connect future expand equipment, it is easy to use, more infor,pls contact