User's Manual

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 Speeding Alert
The speeding indicator will remind you by color change
when you are driving above the speed. You can set the
value from 0. The setting range is -50~50.
 Brightness
The device is able to detect outside light to switch screen presentation automatically. As
personal preference you can switch by yourself, switch range is -5 to 5. Add or subtract by 1,
use + and -.