Camera: This is not present in all the drones and is optional but helps in keeping the pilot informed about the surroundings of the drone. The frame: The frame connects all the parts and keeps them in position. The frame comes in two arrangements such as X or +
The motors: There are four motors in a drone and that is why it is also known as quadcopter. Each propeller is powered by a single motor. The voltage of the motor will determine the speed or rotation of the propeller.