User's Manual

DFD-100 User Manual
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Attention
Driving on flat stretches of highway during long journeys
increases the risk of HPV/fatigue. This device is intended
primarily to be used when the driver is on a highway to
avoid accidents.
Disable alarm function
When DFD-100 emits audio alarms, you can choose to
silence it by pressing down the power switch once. If you
choose to silence it twice within one minute period, the
previous data will be erased and DFD-100 will reset the
detector function.