The V911 is almost not to beat the price / performance ratio !! It holds a lot of crashes unscathed. Even if he is on a flat surface on the side, you can almost without Times give a brief surge in worries and he is again. through the 4-channel technology it is much better than any other Coax Heli for the exercise to the next, Level 6 channel single rotor helicopter to zoom keys. By 2x 130mAh battery you get a flying time of about 5 minutes. Be careful when buying additional battery with 200mAh promised! These actually keep rarely what one expects from the "power / duration". The helicopter itself Indoor feels at home. Then offer quiet a lot of space. The range is up to min. 50m. By Mode2 button top left of the transmitter, the servo travels are extended again, so that one is still nimble go. Not to be confused, of course, with the stick choice Mode1 / Mode2 for professional transmitter !! Outdoor you can get with the V911 also fun. There should, however, be almost windless! The model just search via video on the internet. At the latest then you will be convinced. Spare parts and tuning parts there are plenty and cheap!