The 40 series crown race is cross compatible with all 10 series and 110 series products

Battery type: lithium polymer

Tailored for a slimmer look

Aerodynamic chassis

Magicshine SeeMee 400 Rear Light - Rear - 400 - Black PLP|Riding Style The 40 series crown raceThe SEEMEE 400 is a completely upgraded version of the SEEMEE 300: 360 follow light + high transparency optical light guide strip to achieve no blind spots and strong warning; upgraded with FTR multi light interconnection and team synchronised flashing technology, and also supports intelligent brake warning vibration wake up, ANT + bike computer pairing and light control, empowered by multiple core black technologies, making it smart and convenient,