MSI Gaming notebook chargers are generally very powerful and need a high wattage adapter to sustain the awesome power specification within your MSI gaming notebook. Primarily used for gaming, but often for people who want a laptop with very high specification and higher performance graphics cards, these notebooks need the complete and full power of the charger, to be able to deliver this performance, so always buy a genuine MSI ac adapter so you dont limit your notebooks performance. If you know your voltage and amp, then check at the bottom of page, as all MSI gaming chargers are listed here by output.