Patent Product is 1100 degrees " Can the treasure sleep "____ The sleepy enunciator is guarded against to the electronics balance type , and is the device joining in marriage one kind of utilization electronics put on on driver's ear balance principle work .
Probably giving rise to sleepiness , when the head tilts forward , this device just can issue the alarm in driver is expert at the car way , and wakes up driver causing vigilance , and irritate the central nervous system , and eliminates sleepiness , thus avoids occurring of traffic accident . |
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