Amazon.com: C32N1301 Laptop Battery for ASUS Zenbook UX31 UX31L UX31LA UX31LA-1A UX31LA-2A Series UX31LA-0161A4200U UX31LA-R5017H UX31LA-XH51T UX31LA-US51T UX31LA-DS71T UX31LA-C4078H 0B200-00510000 11.1V 50Wh : Electronics
Amazon.com: Asus Zenbook UX31A 13.3 Ultrabook with Intel Core i5-3317U Processor : Electronics
Amazon.com: ASUS ZenBook Pro UX550VE-XH71 15.6" Full HD Notebook Computer, Intel Core i7-7700HQ 2.80GHz, 16GB RAM, 512GB SSD, NVIDIA GeForce GTX 1050 Ti 4GB GDDR5, Windows 10 Professional, Matte Black : Electronics