Universal radio controllers that can be operated even on the water and in the air

It makes quite a fantastic movement like going from the land to the water and flying off from there. It seems that it really exists because there is a movie firmly though it seems to be lying with sentences alone.

Playback is from the following. Streaming starts automatically, but people who do not like to wait can download it. I am doing incredible things such as one revolution in the air.

THE REAL HYDRO FOAM (TM) by Air Hogs!

The price is on sale for about $ 70 to $ 80. Because it does not have a battery, it seems that you have to spend an extra $ 30.

This is a video of HYDRO FOAM which became prototype. It jumps vertically while rotating. What's going on?

YouTube - Hydrofoam R / C Flying Boat