HotEnergy 5 pcs Nap Zapper Anti-Sleep Alarm,pack of 5
100% New Brand & High Quality
Prevented when sleep
Highway safely driving weary easily the passenger brings the danger.
For in the pliot and the vehicle, Prevented weary driving to the pilot said is the best choice.
1. Wear it on the right ear properly as illustrated.
2. Turn on the switch.
3. 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.
4. Please turn off the switch and put it away when you do not use it.
5. Keep it away from high temperature and damp.
5 x Anti-Sleep Alarm
Specifications of HotEnergy 5 pcs Nap Zapper Anti-Sleep Alarm,pack of 5
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