[Product Specifications]Input: 100-240V 50/60Hz, Output:20V 11A 220W, Max Output Power:220W,Color:Black, Connector size:4Pin ,Power Plug Type: US Plug..[Compatible with Model] Liteon PA-1221-03..[Warranty] 30 Days Money Back Guarantee and 12-months worry-free warranty,Overvoltagen Protection,Overtemperature Protection, Shortcircuit Protection and Overcurrent Protection..[Package includes]1 x AC Adapter & 1 x US power cord