This radio controlled boat 60 cm long, in fact, has a container for 500 gr. of pasture that can be catapulted into the water to bring the fish. Using the remote control you can display the temperature, and sonar images taken by boat to identify the most fish.
The propulsion is by two jet engines to water very quietly so as not to frighten the fish, and declared their independence is about 3 hours of operation. ProIdea for sale at £ 435, about € 500, but you can also find it on eBay to 395 €.
