Angwel Repalcement Charger for HP EliteBook 8530p 8530w LAPTOP ADAPTER BATTERY CHARGER 120W 18.5V 6.5A 1.Capacity:120w 18.5V 6.5A,3prongs 2.Dc connector size:7.4mm * 5.0mm 3.Type:Replacement Hp ac adapter charger 4.Fast shipping from US, 1 Year Warranty! 5. ANGWEL&reg; have registered a U.S. Trademark and the serial number is 87020589