HP Elitebook 2530P 8440P 8540W 2540P 8460P Laptop AC Adapter Charger Power Cord AC Adapter/Power Supply Cord for HP/Compaq X 6530b 6535b 6710b 6715s 6830s 6910p 8510w. This charger is compatible with all the models in the title and description, in addition to many others. Laptop Charger AC Adapter Power Supply with US Plug Power Cable Premium quality laptop charger AC Adapter/Power Supply Cord for HP/Compaq X 6530b, 6535b, 6710b, 6715s, 6830s, 6910p, 8510w, 2530P, 8440P, 8540W, 2540P and 8460P Laptop Charger AC Adapter Power Supply with US Plug Power Cable Input : 100-240V 1.5A 50/60 Hz