Featuring three different modes of lighting which you can switch with the click of a button., The multifunctional taillight features a one-touch switch with three different lighting modes depending on your preference. Include full brightness, fast flashing, and slow flashing., The tail light emits an eye-catching wide-angle beam that can be seen from blocks away, need not worry about being knocked over by others., The bicycle rear light won't lose rubber bands. It attaches to virtually any bike frame, fork, seat post, handlebars, or helmet and can be easily disassembled in seconds without tools.,