HeliMax Axe 100 FP Flybarless SLT Tx-R RC Helicopter FEATURES: Rotor Head: Flybarless fixed pitch, designed for forgiving flights Servos: Rotary drive digital with full case design for impact protection INCLUDES: Axe 100 FP Helicopter, Servos, SLT Receiver, Gyro, LiPo Battery, Charger, four AA Cells, Instruction Manual REQUIRES: Tactic Any Link SLT 2.4GHz Radio Adapter to adapt heli transmitter SPECS: Rotor Diameter: 9.4 (239mm) RTF Weight w/battery: 1.3oz (37g) Length: 8.7 in (221mm)