the following example is for you reference.

A 700 portable four rotor UAV wheelbase is 70 cm, duration 45 minutes, 2KG payload, flexible control, flight stability, low noise, especially for Low Altitude Aerial application. It can mount high-definition motion camera and zoom camera ten times. It is suitable for many fields, such as film and television, aerial photography, coordinated command, police reconnaissance, geographical mapping and aerial reconnaissance.