Hipower DC Car Automobile Power Adapter Charger For HP Chromebook 14-Q039, 14-Q039WM, F0H07UA Laptop Notebook Computers (Compact Size) Input: 11-15V DC (** This is a DC power adpater for use in vehicles. This is NOT an AC wall adapter for use in homes **) Output Volts: 19.50V Output Wattage: up to 65W maximum Output Current: up to 3.33A maximum Connector: Barrel with Center Pin