Usmart&reg; AC Adapter Laptop Charger for HP Beats Special Edition 15-p390nr Laptop Notebook Ultrabook Battery Power Supply Cord Plug High Quality Brand New AC Adapter Charger Compatible Power Supply. Includes Power Cord Cable. World Wide Input Voltage 100-240VAC 50/60Hz, Output Voltage 19.5V *Fast Ships From USA*, 30 Days Money Back Guarantee, 3 Years Service Warranty. NEW AC Adapter Charger compatible replacement for Laptops Notebook Battery Power Supply Cord Plug Tested Units, Safety: Over Voltage Protection, Short Circuit Protection, Over Current Protection