| 摘要 |
A bike warning light control device essentially having a LED warning lig ht provided on the rear mudguard of the bike; only a few LED bulbs are lighted when the power source is activated; when the brake is applied, a magneto switch on the handlebar clears away from the magnetic field of a magnet provided to the braking level to turn on all LED bulbs to warn the approachi ng vehicles; or a wireless signal transmission and receiving modulus are respectively provided to light all those LED bulbs of the warning light separately provided on a helmet to improve warning results and facilitate assembly of the present invention.
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