Used for a while, still in decent shape. Only does green backlight. Write up from Razer website: The award-winning Razer BlackWidow Ultimate is back and better than ever. An all-new internal mechanical key architecture has been developed in-house by elite Razer mechanical engineers –tested and validated to meet the demanding needs of the world’s best eSports athletes. While conventional mechanical switches are made primarily for typing, the Razer™ Mechanical Switches have been designed from the ground up specifically for gaming. These switches offer blazing-fast actuation along with incredible keystroke accuracy, making sure you never miss a critical strike. The Razer™ Mechanical Switches are also ultra-durable to allow up to 60 million keystrokes, as compared to the 50 million keystrokes of other conventional mechanical switches. The Razer BlackWidow Ultimate features individually backlit keys for comfortable gameplay even in low light conditions.