GPK Systems Car Charger for Hp Pavilion Dv7-1128ca Dv7-1129wm Dv7-1130us Dv7-1132nr Dv7-1133cl Dv7-1134us Dv7-1135nr Dv7-1137us Dv7-1150us Dv7-1151xx Dv7-1153ca Dv7-1157cl Dv7-1170us Dv7-1175nr Dv7-1177ca Dv7-1183cl Dv7-1185nr Dv7-1240us Dv7-1245dx Dv7-1260us Dv7-1270us Dv7-1275dx Dv7-1285dx Laptop Power Supply Cord Notebook Battery Charger Input: DC 11V - 16V Output:19V 4.74A 90Watt Service & Support 1 year warranty Use minimal power this adapter is designed to save energy Designed exclusively for use with the laptops 100% compatibility with the original