3. Introduction to the GPS automatic driving function
3-1 Operation notices of GPS automatic driving function
（
1
）
About 5-10 min after startup, the satellite signals will be stable.
When 10 satellites are available, the automatic driving function can be
enabled. When more than 15 satellites are available and the boat is located
in an open area without any obstacle, the positioning precision can reach
about 1m.
（
2
）
Every time the boat arrives at the fishing place, please first set the
origin to ensure that the boat can automatically return to the origin in case
of an emergency. It is recommended to set the origin at the water surface
several meters away from the bank. The automatic driving function shall be
enabled at the origin. The bow shall point to the extensive water surface as
much as possible to prevent the boat from stranding on the bank during
automatic steering.
（
3
）
Before the automatic driving function is used, the double-motor
speed adjustment knob shall be manually adjusted to make the boat advance
without deviation on the still water surface. The double knobs for motor
speed adjustment shall be adjusted to the maximum clockwise. When the
boat deviates to the left in sailing, the right knob shall be slowly adjusted
anticlockwise, vice versa.
（
4
）
When the boat cannot receive the signals from the remote
controller or the boat power reduces to the minimum warning value, the
boat will automatically enable the returning function and return to the
