The Blade 330 S RTF Electric Flybarless Helicopter with 2.4GHz Radio, AS3X and SAFE Technology was designed to take intermediate pilots to the next level. It's easy to improve your skills with features such as a modern and robust design, easy-to-fly Blade SAFE Helicopter Firmware, a redesigned rotor head, updated main frame, and optimized power system. The Spektrum H3055 and H3065 digital metal geared servos provide precise response and durability, while the carbon fiber main blades ensure precision flight performance and consistency. This RTF model also includes a battery and charger, providing important telemetry data without extra modules or wires as well as delivering impressive flight stability and performance. The refined stabilization and recovery modes allow the pilot to explore the machines capabilities safely. The 330 S is engineered for intermediate to advanced helicopter pilots by offering a highly-tuned machine with innovative Smart and SAFE technology ready for first forays into advanced flight.