Hiport DC Car Automobile Power Adapter Charger For Dell Latitude D620, D620, ATG, PP18L Laptop Notebook Computers 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 **) Voltage Rating: 19.00V Power Rating: up to 90W maximum Current Rating: up to 4.74A maximum Connector: Barrel With Center Pin