DC Power Adapter Car Charger for HP Pavilion dv6-6183NR dv7-1034CA dv7-1134 dv7-1134US dv7-1170EG dv7-1270CA dv7-3069WM dv7-3174NR dv7-4127CA dv7-4157CL dv7-4170US dv7-4171US dv7-4183CL dv7-4260CA dv7-4270US dv7-4272US dv7-4283CL dv7-6143CL