How to use crp123 premium

LAUNCH CRP123 Premium CReader Professional 123P OBD2 Code Reader Scanner for Engine/ABS/SRS/Transmission Comparation with previous version CRP123 1.Bigger screen, better views of graphs and more, upgraded from 3.5" to 4" 2.Bigger memory, faster, better, upgraded from 1GB to 8GB 3.Upgraded hardware, add handle, bigger buttons, improved irreconcilability, much easier to operation. 4.Add more vehicle models as followings: Mahindra, Maruti,Suzuki,Tata,Fiat(Brazil),Porsche,SAAB,HOLDEN Languages: English, Spanish, French, German, Italian, Russian and Polski.