Power4Laptops AC Adapter Laptop Charger Power Supply Compatible with Compaq Presario CQ57-380SI

Power4Laptops AC Adapter Laptop Charger Power Supply Compatible with Compaq Presario CQ57-380SI, Brought to you By POWER4LAPTOPS.

Plug Size: 7.4mm X 5.0mm (HP Centre Pin)

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: 19V

Power4Laptops Branded Replacement Charger – Unlike cheaper Power Supplies, Power4Laptops products are Electrical Safety Tested in the UK and CE Certified to guarantee your safety

Output Amperage: 4.74A