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TIPS:The F810 Plus is compatible with the three major
satellite systems, namely the American GPS, Russian
GLONASS, and Chinese BeiDou Navigation Satellite
System (BDS).
Question Analyse Suggestions
2. The number of
satellites involved
in positioning is
small at the
beginning of the
boot. If the
positioning is
inaccurate and the
distance beyond the
safety radius is
exceeded, there is
only a sound
reminder within
three minutes.
2. When the signal
reaches four or five bars,
the machine will
automatically remove the
reminder.