【USB-C Charging Port】Reversible connector to charge the light easily and no need to flip around looking for the correct orientation.
【Built-in Motion Sensor for Brake Detection And Auto On-Off Function】When activated, the rear bike light will switch to 200 lumens output for 2s to increase your visibility when detecting braking. The light will switch off automatically after staying still for 2 minutes and turn on with vibration.
【Compatible with Round And Aero Seatposts】Seatpost pad for various sizes of round and aero seatpost; solid and lightweight anodized aluminum body for long-term use.
【Visible in Day and Night】Eye-catching flashing pattern in warning mode, with maximum 500 led lumens for daytime visibility. 6 different modes suitable for various riding environments, both day and night.
【Internal Side Stripes for Brighter Side Visibility】Providing brighter side visibility with the internal stripes reflecting the light; NOTE: Any problems, we're here to help; IMPORTANT: DO NOT look at the light with naked eyes.