A. Altitude not exceeding 1000 m;
B. Ambient air temperature shall not exceed +40℃, not less than 25 ℃;
C. When the ambient temperature is +40℃, the relative humidity is not more than 50%, and at the lower temperature, a larger relative humidity is allowed;
D. Hard, flat ground.
E. Prohibition of the use of this vehicle in corrosive environments such as flammable and explosive or acid-base.