Shipping From: United StatesQuality: Class AManufacturer: IntocircuitThis AC adapter works with ASUS Zenbook Pro UX450 Series here:ASUS Zenbook UX450ASUS Zenbook UX450FASUS Zenbook UX450FDASUS Zenbook UX450FDXNew replacement ASUS Zenbook pro 14 UX450 series 14-inch notebook power supply, DC output 19V 4.74A 90W compatible, US standard wall cable provided, 12 months warranty and fast shipping.