DOD LS475W Manuel De L'utilisateur page 5

Loop Recording
When the storage space is full, it can automatically overwrite the
unprotected files.
Path Analysis
Calculate the distance, time and average speed of your journey from
location A to B. It´s a very economical and practical way to save your time
and fuel consumption.
Circular Polarizing Filter
Adjustable CPL filter suppress glare from windshield and manage
reflection. Provides clear images with enhanced contrasts.
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