Features: Keep your UX431 running smoothly with this high quality original laptop CPU cooling fan. Made of durable metal, this fan is built to last and keep your computer cool. Designed for anyone who wants to keep their UX431 running at peak performance. Perfect for use at home, in the office, or on the go. Get the most out of your UX431 with this reliable and efficient cooling fan. Specifications: Item Type: Cooling Fan Material: Aluminum & Plastic Direct Current: DC5V / 2.25W Connection: 4-pin 4-wires Fit: for UX431 S431 F UM431D BX431 S4500F U4500F UX431FLC UX431FA UX431FAC UX431FN UX431DA Quantity: 1PC Package Includes: 1 x Cooling Fan note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!