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There are many pedestrians In the streets of the city, the bicycles often huddled together.
As the bike have no engine sound,when cyclists ride behind pedestrians often scared
people even little accident. Beeeeeper can prove this situation,it’s adevice for every
cyclists, During the ride, the airflow enters into the mechanism to produce vibration and
phonate chirp like ‘’Beeeeep’’. Hoping this device can increase the safety of passersby.
It is mounted on the bike handlebars, use bamboo as its material for environmental protection.
National Kaohsiung First University