Thunder Tiger Robotix Super Hornet X650 Quad Multirotor Kit with Power System Frame type: Quad-Copter, Diagonal Distance: 650mm,Frame Weight: 2.47kg (motor, esc, prop. Inc'd) Motor: 41x14mm, 340kV; ESC: 30A, 6S Lipo(22.2V); Propeller Size: 14"x4.7" Enlarged frame plates allow additional space to install other flight systems, electronics, gimbals and cameras Compatible with major flight control K11 ARF kit includes frame, motors, ESC's and propellers