Visiblity of 200m.150 yards per hour car decelerate in advance restore the brightness of the object itself, to ensure safety.
Flash(9h) , slow flash(56h) , meteor(14h) ,TaiChi(17h) , breathing(8h) Five lighting modes can be switched at wil.
4cm*2.3cm lightweight design， easy to carry， and easy to install. Suitable for bike tail, helmet, etc. - install in any position you want With the highest grade OF IPX 8 waterproof, not afraid of rainy days.
Through the USB interface, you can charge the product quickly anytime, anywhere.