RC Helicopters are a great source of entertainment and fun for people of all age brackets. In fact so much is the craze for these helicopters that it has become a full blown industry by itself. Moreover,the RC Helicopters have evolved a lot over the years and a huge variety exists today. One has to be acquainted with some of the technicalities before venturing out to purchase a RC Helicopter.
RC helicopters are the miniature version of actual helicopters and function in manner that is similar to them. They have a two-stroke engine and use gas or electricity for functioning. They can be purchased in the form of a kit and there is a remote control through which the helicopter can be flown.