HeliMax Axe 100 CP Flybarless SLT Tx-R RC Helicopter FEATURES: Rotor Head: Flybarless collective pitch, ideal for control in small spaces Gyro: TAGs (Triple Axis Gyro Stabilization) system INCLUDES: Axe 100 CP Helicopter, Gyro, two LiPo Batteries, Wall Charger, two sets of Blades, Linkages and Tail Rotor and Instruction Manual REQUIRES: 6-channel heli transmitter with SLT Tactic Any Link SLT 2.4GHz Radio Adapter to adapt aircraft transmitter SPECS: Rotor Diameter: 9.5 (241mm) RTF Weight w/battery: 1.6oz (46g) Length: 9.5 in (241mm)