Two. The 15km transmission length can only be realized underneath the FCC normal when calculated in an outside ecosystem without having interference. The SRRC normal is adopted in mainland China, and the furthest transmission distance is 8 km. Mavic 3M with RTK module for centimeter-amount positioning. Flight Handle, the camera, https://m3mhomes.com/how-m3m-jewel-sector-25-is-changing-the-commercial-landscape-in-gurgaon/