Dimensions Folded (without propellers): 148×94×64 mm (L×W×H) Unfolded (with propellers): 298×373×101 mm (L×W×H) Max Ascent Speed 5 m/s (S Mode) 5 m/s (N Mode) 3 m/s (C Mode) Max Descent Speed 5 m/s (S Mode) 5 m/s (N Mode) 3 m/s (C Mode) Max Horizontal Speed (at sea level, no wind) 16 m/s (S Mode) 12 m/s (N Mode) 12 m/s (C Mode)