Align RH15E01X T-Rex 150 DFC Combo BTF Vehicle with 2S 7.4V 250mAh Length: 255mm; Height: 80mm; Main Blade Length: 120mm; Main Rotor Diameter: 271mm; Tail Rotor Diameter: 41mm; Weight (w/o Battery): 53g Includes: T-REX 150 DFC, Main Blades x 2 sets, Tail Blades, Motors, S150 micro Servo x 2, DS155 micro Servo, 7.4V LiPo 250mAh Required to Complete: ALIGN T6 or Futaba S-FHSS 2.4G Transmitter, or JR/Spektrum DSM2/DSMX/DSMJ/DMSS transmitter and satellite receiver