* Maximum output of 400 lumens / Runtime of 21 hours in flashing mode (Front)* Maximum output of 150 lumens / Runtime of 57 hours in flashing mode (Rear)* Lightweight and durable* Co-molded design and IPX7 water resistant * 5 super high output LED lights* 10 lumen output and flashing modes* Highly outstanding daytime flashing mode* Rechargeable using built-in USB key.* Multiple mounting options* New 800 mAh battery* New way attach to work with shorter seat posts with USB port and cable* Wide-angle optics for 270° visibility for maximum safety* Rear light compatible with aero seat posts