Products characteristics: built-in high sensitive sensor, wants to dozed off Shi, as long as head a low will automatically issued alert sound, due to voice is in you of ear sounded of, so on others of effects is unlikely to, voice with you of head angle of different issued short and long time of alert sound

using method: open switch, hanging in ear Shang can, can according to you of sitting, adjustment hanging in ear Shang of angle, until adjustment to you most habits of driving posture weizhi, for battery Shi twist opened cover Board Shang of screws, Open the back plate can be.


Gold Mountain trading 2013-8-11 9:53:03
1, took alarm at right;
2, then turn switch
3, first check whether the alarm is set to normal, when you take it with correct posture, will issue a "beep" sound; 4, turn off alarms with caution;
5, to avoid the heat and humidity for storage.  
 
When you drive, especially in opening the long distance bus, please use driver drowsiness-proof ear rings. Is used, anti-sleeping ear ring switch to "ON" position, and put it in your ear, as shown in the figure. Once sleep comes to you, you can not help but sleepy head, now ear ringing out a crisp "tick" sound, and allows you to pull themselves together, in order to avoid accidents.