This is a new open box EVGA B Stock 850W 80+ Gold power supply. Briefly full power tested power supply is in excellent working and cosmetic condition. EVGA B Stock are refurbished and certified to work as new. Cables are fully modular so you only have to use what you need. Features a 135mm fluid bearing fan for improved cooling, 100% Japanese capacitors for long life and connections for 3X PCI-e power cables to use very high power video cards. Comes with 4X black mounting screws and power cord. See manufacturers website: https://www.evga.com/products/Specs/PSU.aspx?pn=e9c9edf6-80e0-41b8-9bb8-4b545b2f325b