HP Laptop Power Adaptor - 18.5V 3.5a - 7.4*5.0

Device Type: Laptop AC-to-DC Adapter / Power Supply
Compatibility: HP Notebooks (Compaq, EliteBook, ProBook, Pavilion, Presario series)
Input: 100-240V AC, 50/60Hz (Universal)
Output: 18.5V DC
Output Current: 3.5A
Output Power: 65W
Connector Type: Round Barrel Tip with Center Pin, 7.4mm (Outer) x 5.0mm (Inner)
Key Specs: HP 65W Adapter, 18.5V 3.5A Output, 7.4 x 5.0mm Barrel Connector, Universal AC Input, Over-Voltage & Short-Circuit Protection
Usage: Laptop Power & Charging, Office/Home Replacement Adapter, Travel Spare Charger