How much can an unmanned aircraft weigh
Unmanned aircraft must weigh less than 55 lbs.
where should the unmanned aircraft be when in flight
how does the VLOS of unmanned aircrafts work
the unmanned aircraft must remain within VLOS of the remote pilot in command and the person manipulating the flight controls of the small UAS. Alternatively, the unmanned aircraft must remain within VLOS of the visual observer.