Super Power Supply AC / DC Laptop Charger Adapter Cord for HP Pavilion DV3 DV4 DV5 DV6 DV7 DM4 G4 G6 G6x G7 G7T G72 Compaq Presario CQ40 CQ45 CQ61 CQ70 CQ71 Compaq 6715b 6715s 6730s 6735s 6830s 6910p NC6400 8510p 8510w ProBook 4411s 4415s 4416s 4510s 4515s 4710s Dm4t Dm4x Dm4-2070us Spare Netbook Notebook Battery Plug Input Volt Range: 110-240V / Output: 19V 4.74A 90W Warranty: 1 Year Super Power Supply are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply