850W ATX power supply with a fully modular design. - Brand: CORSAIR - Model: RM850e - Type: Fully Modular ATX Power Supply - Standard: ATX 3.0 - Accessories: Safety and Compliance Information Documents - Package: Power Play Thank you for viewing. I purchased this at the end of last year and opened the box, but I ended up not using it, and it has been stored at home. I will be listing it for sale as I have no plans to use it in the future. I will ship it in the box shown in the photos.