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* 100% brand new and easy use.
* Works on the study of human body balance.
* Low power consumption.
* Easy to use and comfortable to ware for a long time.
* Just place it behind the right ear.
* It works on the electronic balance which means that when the driver’s head nods below a preset angle, it will emit an alarm signal to alert the driver to wake up and get rid of any accidents.
* Not only drivers, people who need to be fully alert while on duty such as security guards, machine operators, or even students who work hard on their studies, Anti-drowsy Alarm can give them a helping hand.
* Powered by 1 button cell battery (included)
* Usage Direction:
- Wear it on the right ear properly as illustrated.
- Turn on the switch.
- Examine whether it is in normal operation: it beeps when you are leaning your head forward and makes no sound while sitting straight, it is at normal stare.
- Please turn off the switch when you do not use it.
- Keep it away from high temperature and damp.
* Dimension: 65X65X17mm