Ac Adapter Laptop Charger for Asus Vivobook D550, D550C,D550CA-RS31,D550M, K552EA-DH41T D550CA-BH21, X552EA-DH41, R509CA-SB31 D550MA-DS01, X550LA-DH51, V551LA-DH51T Laptop Ultrabook Notebook Power Supply Cord High Quality Brand New AC Adapter Charger Compatible Power Supply. Includes Power Cord Cable. World Wide Input Voltage 100-240VAC 50/60Hz, Output Voltage 19V *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