Superior specification and looks.Excellent, award winning 6 button optical mouse with special 1600/800 dpi resolution button to switch between sniper precision and warp-speed acceleration
Ergonomic design with rubber coating for comfortable and steady grip during long gaming sessions
Various game actions can be assigned to the 6 durable buttons with the included software
Durable, extra thin USB cable: lighter weight, less drag.
I've been using one of these for about a year now. I paid about £20 when I got it.