We got the Turbo Spin Combo Shower Head by Distinctives as a wedding gift after registering for it for our wedding.  My husband said that the installation wasn't a problem (and there were no tools thrown through the shower, so I think I'll believe him there).

Both heads work great as long as you only use one at a time.  You can have both going at once, but we both found the water pressure too low at that point to effectively rinse shampoo or conditioner out of our hair. Switching between the two is super easy with a little knob on the side.

The official documentation says that there are  "six...