Genuine Dell Inspiron Mini 9 30w Laptop AC Adapter - Y877GAC Input: 100-240V 1.0A 50-60HzDC Output: 19V ~ 1.58AConnecter Size: Int.Diameter: 1.8mm Ext.Diameter: 5.50mm Length: 9.00mmModel Compatibility:Inspiron Mini 9 910,Inspiron Mini 910,Inspiron Mini 9,Inspiron 910,Inspiron 910 Mini,Inspiron 910 Mini 9,Dell Inspiron 910,Mini 9,PP39S SeriesDell Inspiron 1010,Mini 10,PP19S SeriesDell Inspiron 1210,Mini 12,PP40S Series