Description
The 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 synchronized 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, and doubling the riding safety efficiency.
KEY FEATURES
- Dual high-power LEDs output up to 400 lumens for strong road presence and added safety.
- Signature OptiTracing light projects a 360° glowing halo for all-around safety.
- Powered by a 1600mAh battery, delivering up to 107 hours of runtime.
- ANT+ integration enables direct control via Garmin, Wahoo, and Hammerhead computers.
- FTR LightSync enables remote sync between front and tail lights for streamlined use.
- Smart brake sensor triggers a full 400-lumen alert for added stopping safety.
- PelotonSync Flash syncs with nearby taillights for coordinated group visibility.
- Lockout function to prevent accidental activation.
- IPX6 waterproof rating ensures all-weather reliability
- Quarter-turn mount offers quick, secure installation on seatposts or saddle rails.
- USB-C fast charging
Long-lasting BatteryA massive 1600mAh battery, delivers up to 400 lumens and 107 hours runtime.360° Visibility, Trusted by Pros
Both SEEMEE 300 and SEEMEE 400 feature Magicshine’s signature OptiTracing light, projecting a 360° glowing halo onto the road for all-around visibility—a favorite among pro cyclists for its unmistakable presence in low light condition. The Optillumin lens remains the same across both models, offering powerful rear and side illumination through a compact, clean design.
Instant Boosting Alert
Both SEEMEE 300 and 400 feature brake detection—but SEEMEE 400 pushes it further with an instant 400-lumen burst triggered by an upgraded motion sensor. It reacts faster and brighter, giving traffic behind more time to respond and enhancing safety at every brake.
Next-Level Connectivity and Control
As Magicshine’s flagship taillight, SEEMEE 400 brings unmatched integration and coordination to your ride. PelotonSync Flash lets multiple lights flash in unison—automatically syncing with nearby compatible Magicshine taillights. Your group appears as a unified presence, boosting visibility and cohesion on the road. FTR LightSync Control links seamlessly to the MJ-6558 remote for front-rear control at the push of a button. Prefer cockpit integration? The SEEMEE 400 connects directly with Garmin, Wahoo, and Hammerhead bike computers via ANT+—giving you effortless control right from your handlebars.
Built for Every RideSEEMEE 400 delivers up to 107 hours of runtime, USB-C fast charging, and a lockout function to prevent accidental activation. Its IPX6 waterproof rating ensures all-weather reliability, while the quarter-turn mount offers quick, secure installation on seatposts or saddle rails.
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