Locked files are not removed from looping recordings to preserve important video evidence in the event of an accident. Gravity Sensing Function: The machine has a built in gravity sensor (G sensor), if a serious vehicle collision occurs, the recorder will lock the image data of the first 5 seconds and the last 10 seconds of the accident, and the lock icon will be displayed on the top of the display screen; the locked image will be saved as a special file which will not be overwritten by the loop.
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