Magicshine SEEMEE 400 Smart Bike Tail Light

In stock
Regular price $64.99
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.

FEATURES:
● Dual high-power LEDs output up to 400 lumens for strong road presence and added safety.
● Optillumin lens ensures a well-balanced beam with extended side reach.
● Signature OptiTracing light projects a 360° glowing halo for all-around safety.
● 5 modes: Low, High, Night Flash, Day Flash, and Eco Flash — take your pick.
● Smart brake sensor triggers a full 400-lumen alert for added stopping safety.
● Auto sleep after 5 minutes of inactivity, wakes instantly with vibration.
● FTR LightSync enables remote sync between front and tail lights for streamlined use.
● ANT+ integration enables direct control via Garmin, Wahoo, and Hammerhead computers.
● PelotonSync Flash syncs with nearby taillights for coordinated group visibility.
● Lockout function prevents accidental activation during transport or storage.
● Built with a lightweight aluminum housing for lasting durability and a polished look.
● Powered by a 1600mAh battery, delivering up to 107 hours of runtime.
● Quick quarter-turn mount fits securely on seatposts or saddle rails.
● Mode memory function, easy-to-read indicators and USB-C rechargeable.
● IPX6 waterproof rating, built to withstand harsh weather.
 
DESCRIPTION:
Looking for an upgrade in visibility and control? SEEMEE 400 takes everything great about the SEEMEE 300—and turns it up a notch. With higher output, expanded visibility, smarter syncing, and deeper integration, it’s built for road cyclists and urban riders who expect more from their taillight.
 
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 Ride:
 
SEEMEE 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.
 
SEEMEE 400 is not just a brighter version of SEEMEE 300—it’s a smarter, safer, and more connected evolution. For riders who go farther and ride smarter, it’s the taillight that keeps pace.