-Wake-Up Alarmer for Road Safety-For driver safety, non-sleep is the best choice
-Keep Drivers awake!
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.
Color: Black
Package Contents
3 x Wake-Up Alarmer for Road Safety
