Blade Fusion 180 Smart BNF Basic Electric HelicopterThe Fusion 180 Smart from Blade may be small, but it's flight performance is spectacular. If you're looking for one of the smallest conventional helicopters (one with a tail belt driven tail rotor system), then look no further than the Fusion 180 Smart. Thanks to the 180 being factory assembled, getting in the air couldn't be much simpler all you need is to bind this to your Spektrum RC compatible 2. 4GHz radio transmitter, charge up the batteries