Heli-Max EC145 CP Helicopter, 1/43 Scale Features: rotor head: four blade, with collective pitch for greater maneuverability radio: TX 610 with 5-point pitch curve, adjustable gyro sensitivit Includes: RTR ec145 collective pitch Heli with gyro, radio, battery, motor, battery charger, and manual Requires: aa batteries: eight for transmitter FEATURES: Rotor Head: Four blade, with collective pitch for greater maneuverability Radio: TX 610 with 5-point pitch curve, adjustable gyro INCLUDES: RTR EC145 Collective Pitch Heli with Gyro, Radio, Battery, Motor, Battery Charger and Manual REQUIRES: AA Batteries: Eight for transmitter