Configuration: 4 axles 4 propellers , Certification: CAA TC、TTC Intermediate Level、NCC , MTOW: 8kg (CAA I、Ia) , Hovering Time: 50 min (No Payload) / 30 min (1kg Payload) , Flight Speed: 20m/s (72km/hr) , Ceiling Altitude: 4000m , Anti-wind: Beaufort Wind Scale 7 (13.9-17.1m/s) , Remote Control Range: 5km , Folded: 400x400x430 mm , Unfolded: 750x750x400 mm , Wheelbase: 680mm , Payload: 2kg , Max Ascent Speed: 5m/s , Max Descent Speed: 3m/s , Max Flight Distance: 20km