Power4Laptops AC Adapter Laptop Charger Power Supply For HP Expansion Base XB3000, HP Folio 13-2000, HP G6000XX, HP G6030EA, HP G6031EA Power4Laptops Branded Replacement Charger - Unlike cheaper Power Supplies, Power4Laptops products are Electrical Safety Tested in the UK and CE Certified to guarantee your safety Overvoltage and Overcurrent Protection Circuits built in - In the event of a power surge the Power Supply will blow before it damages your equipment. Output Voltage: 18.5V Output Amperage: 4.9A Plug Size: 4.8mm X 1.7mm Bullet