Using
1. The device has a little lever switch, move it to the ON side.
2. Test that it is working properly by tilting it forward, if it beeps then it is at working state
3. Place behind your ear and adjust, it should be placed correctly for effectiveness. When your head nod more than 30 degrees, then it will beeps Alarms.
4. When the device is no longer required move the lever towards the word OFF.
5. 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.

About the product
1. Brand new and high quality.
2. It beeps when you down your head to help you wake up.
3. Can protect you from the possible tragedy involved in falling asleep behind the wheel
4. Ensures driving safety and to avoid traffic accidents caused by sleepiness.
5. Perfect for people who needs to keep alert on duty such as drivers, security guards, machine operators and even students.
6. Easy to use and comfortable to wear.
7. Battery specifications: AG13 (Universal button battery) a battery use time of about 6 -24 months