Hipower DC Car Automobile Power Adapter Charger For Dell Inspiron FT02, 9200, N311Z, 5720, 7720, 7420 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