OPEN BOX Blade 120 S2 Fixed Pitch Trainer RTF Electric Micro Helicopter w/2.4GHz Radio & SAFE TechnologyFeatures: Fully assembled, no building necessary SAFE technology allows for an easy and leisurely heli experience Panic recovery mode can prevent a crash Integrated voltage telemetry to your compatible Spektrum Transmitter Flybarless rotor mechanical simplicity Durable construction High speed main and coreless tail rotor motors Sub micro linear long throw cyclic servos E flite 500mAh 1S 3. 7V 25C Li Po flight battery and charger Multi function