BuyBatts Car Power Supply Charger DC Adapter Fits HP Pavilion 11-N010DX, 11-N012DX, 11-N011DX Notebook Laptop Portable Computer (Compact Size) DC Plug: Barrel with Center Pin Amps: up to 3.33A maximum Watts: up to 65W maximum Volts: 19.50V Input Rating: 11-15V DC (** This is a DC power adpater for use in vehicles. This is NOT an AC wall adapter for use in homes **)