Six way directional control for 3D flight. The smallest 3 channel helicopter available. Digital proportional precision control. Blades fold on impact to prevent damage. Extended flight time- quick recharge from handset. The next level of micro flight. 3 frequencies available A, B and C. Trim control to fine tune flight. Size (L)17m. Requires 6 x AA batteries for handset (not included). Rechargeable battery for handset. For ages 8 years and over.