Product Type Input: 100-240V 50-60Hz Output: 19.5V 3.33A 65W 45W Connector Size:Interior diameter: 3.0 mm External diameter: 4.5mm (Note: Please make sure the DC output and tip size of ac adapter are accordant before you buy) Compatible with hp 15 Models:15-dy, 15-da, 15-db, 15-dq, 15-dw, 15-ab, 15-ac, 15-af, 15-an, 15-au, 15-aw, 15-ay, 15-f, 15-ba, 15-bn, 15-bk, 15-br, 15-bs, 15-bw, 15-ef Series ; For more compatible models, find them on the details page below. Compatible with hp 15 Models:15-dy1024wm, 15-dy1032wm, 15-dy1051wm, 15-dy1071wm, 15-dy1036nr, 15-dy1036nr, 15-dy1043dx, 15-dy1078nr, 15-dy1731ms, 15-dy1xxx, 15-dy2507la, 15-dy2702dx, 15-dy2073dx, 15-dy2xxx, 15-dy4013dx, 15-dy5033dx, 15-dy2010nr, 15-dy2751cl; 15-da0002dx, 15-da0012ds, 15-da0032wm, 15-da0073wm, 15-da0xxx; 15-db0011dx, 15-db0015dx, 15-db1003dx, 15-db0005dx, 15-db0xxx; 15-dq1095nr, 15-dq2033ca, 15-dq0095nr, 15-dq0077nr; 15-dw0037wm, 15-dw1083wm, 15-dw1081wm, 15-dw1033dx, 15-dw3xxx For