Some things just go well together. Peas and carrots, Ferrari and beautiful women, and a keyboard and mouse. Of those examples, there's one that tops the rest, but suffice it to say that at least in the computer realm, the keyboard and mouse are likely the most critical combinations possible for just...
Sleek design styling; comfortable ergonomics; LED lighting effects; abundant features; extra features when used together
Expensive; no removable wrist rest; lettering faint in bright light; low illumination levels on ISKU