Meet the Loctek UF6M: a magnetic exercise bike that lets you work and exercise in your office. The desk has a non-slip surface for your laptop. The bike has an adjustable seat and backrest. You also get wheels to move the bike from one room to another.
The bike has up to 250 lbs capacity. It has 8 resistance levels. You can adjust its height from 30 to 38 inches. Costs under $310 at this time.