The Proto-X SLT is the next step in the logical evolution of the world’s smallest quadcopter. With new one-button aerobatic capabilities, this Proto-X SLT can now perform flips and other amazing in-flight antics. Auto-Correcting Technology keeps it level while in the air, while the Auto-Upright system keeps it stable. A larger, dual rate equipped 2.4GHz transmitter is also included in the box. With built-in Secure Link Technology (SLT) protocol, pilots can also control this nano sized quad with their Tactic TTX650 transmitter. Includes a USB charger and four spare rotor blades. Add four AAA batteries and let the fun begin!