1.when you have a doze it will alarm
2.helps driver avoid dangerous
3.electronics,car alarm

electronics

Drive alert nap zapper alarm
anti-sleep alarm for on duty person
electronic position sensor
anti-drowsiness / tiredness alarm

The drive alert 'Nap Zapper' alarm is an innovative, potentially lifesaving anti-drowsiness / tiredness alarm. You just wear behind the right ear it works on the principle of electronic balance.It is worn over the ear and has an electronic position sensor. When your head nods forward, it sounds or vibration a loud alarm to instantly wake you and alert your passengers. The 'Nap Zapper' alarm is not only designed for drivers, it is also perfect for people who need to be fully alert while on duty, for example, security guards, machine operators and even students while studying or where concentration is required.

Specification:
Driver safety alarm to help prevent accidents caused by falling asleep at the wheel.
Brand new anti-sleep alarm for drivers!
Perfect for anyone who needs to keep alert on duty, like drivers, guards, machine operators, and even students
Safe for long drive and drive at night.
Especially suitable for long-distance driving or night driving
It is guardian angel for drivers.
Easy to use and comfortable to wear for a long time.
Powerful alarm beep
Work on the study of human body balance

Main Function: Anti Sleep Alarm
Alarm mode: Beep
Dimensions: 75 x 22 x 15mm
Angle of Protection: 15~ 30
Life time: 3,500nods * 3 = 10,500nods