For driver safety, is the best choice for drivers , Keep drivers awake.

Nodding off at the wheel can put you and other dirvers at risk for an accident.

Weight : about 15 gram

Color: Black

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.

100% brand new nap zapper anti-sleep alarm
Low power consumption
Powerful alarm beep
Work on the study of human body balance
Alerts when the head loweren in the degrees of 15° to 20°
Easy to use and comfortable to ware for a long time
Especially suitable for long-distance driving or night driving
ON / OFF switch
Powered by four LR41 button cell batteries(included)

On the device there is a little lever switch, shift it to the right towards ON
Test that it is working properly by tilting it forward, if it beeps then it is at working state.
Place behind your right ear and adjust, it should be placed correctly for effectiveness. Your head should not nod more than 30 degrees (the less the better), before it beeps.
Incorrect usage may result in delayed reaction
When the device is no longer required move the lever towards the word

For the protection of the device place back in its pouch and store with care out of direct sunlight and humidity. Keep out of reach of children.
The information provided on this site is only meant as a guide