(NEW) 2011 DND Z717 3.5CH Coaxial Middle Size RC Helicopter w/ Gyro This Brand New 3 Channel RC helicopter latest gyro system for precision control. The metal frame has proven to withstand dozens of crashes. The mini helicopter charges directly from the controller which uses "AA" batteries and has a full-function trim control for the perfect flight. Get one today before they all fly away! Alloy structure, unique design same size as SYMA S032 Electronic fine-tuning, flying more stable All-round 3 channel control