Ravemen TR350 Rear Light Bikes only 2g more than the

only 2g more than the prior generation

and the small cog on the back

you can choose the best gear ratio to suit every situation

11- and 10-speed systems

Ravemen TR350 Rear Light Bikes only 2g more than theWith 3 high lumen CREE XP E2 red LEDS, TR300 provides larger viewing angle and max 300 LED lumens on flashing modes to keep the rider clearly visible in both daytime and night riding. The light also comes with an optional Auto on off function under which the light will turn on automatically when sensing a motion and switch off after staying still for 2 mins. Specifications 1. Eye catching flashing with max 350 LED lumens, providing great visibility