Hipower DC Car Automobile Power Adapter Charger For HP Probook 4310, 4310S, 4320, 4320S, 4320T, 4410S, 4411S, 4415S, 4416S, 4420, 4425, 4420S, 4425S, 4435S, 4436S, 4510, 4515, 4510S, 4515S, 4520, 4525, 4520S, 4525S, 4710, 4710S, 4720, 4720S, 4730, 4730S, 5310, 5310M, 6360, 6360B, 6440, 6445, 6440B, 6445B, 6450, 6455, 6450B, 6455B, 6460, 6460B, 6465, 6465B, 6540, 6545, 6540B, 6545B, 6550, 6555, 6550B, 6555B, 6560, 6560B, 6565, 6565B Laptop Notebook Computers DC 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 Plug: Barrel With Center Pin