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Driving on the road may cause drowsiness that could endanger your life, thus, you will definitely need a tool to keep you alert. This anti-sleep alarm device is easy to wear on the driver's ear. When the driver's head tilt, the device will alarm to wake up the driver causing them to be alert, eliminate and avoid the occurrence of any untoward traffic accidents. This device is also suitable for men who need to stay alerts such as security guards, machine operators, and students.