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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
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Description
Magicshine SEEMEE400The 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,
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.
- 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.
| Mode | Lumens | Time H: Min | |
| Main Light | Optitracing Light | Runtime | |
| Low | 15 Lm | 15-0 Lm | 19:00 |
| High | 90 Lm | 90-0 Lm | 08:30 |
| Night Flash | 45-75 Lm | 60 LM | 08:30 |
| Day Flash | 400-0 Lm | N/A | 18:00 |
| Eco Flash | 30/0 Lm | N/A | 107:00 |
What you get:
- Long-Lasting Battery: A Massive 1600Mah Battery, Delivering Up To 400 Lumens And 107 Hours Runtime.
- 360° Optitracing Light: Casts A Red Beam In Every Direction-Stay Visible From All Sides. No Blind Spots.
- Ant+ Compatibility: Ant+ Compatibility For Seamless Sync With Cycling Devices Via Your Bike Computer.
- Smart Brake Sensor: Built-In Motion Sensor, Automatically Switches To Maximum Output When You Hit The Brake.
- Pelotonsync Flash: Ride As One, Flash As One. Syncs Up For Stronger Group Visibility And Safety.
- All-Weather Ready: Ipx6 Waterproofinghandlesrain, Splash, And Storm-Ride On.
- Twist & Lock: Quarter-Turn And Done-Mount To Your Saddle Rail Or Seatpost In Seconds.
- Lockout Function: Activate Transport Mode To Keep It Off. No Accidental Switch-Ons, No Wasted Power.
- Fast Charging: Mode Memory Function, Easy-To-Read Indicators And Usb-C Rechargeable, 2.5 Hour Fast Charging Keep It Shining Strong.
Specifications:
- Max output: 400 Lumens
- Battery Capacity: 37.V 1600mAh
- Runtime: 8.5-107 Hours
- Charging Time: 2-2.5 Hours (5V,0.3-1A)
- Optitracing Light: 360º
- Body material: Aluminium Alloy
- Waterproof Rate: IPX6
- Warranty: 2 years serial number required please note it down
Whats in the box:
- SEEMEE400
- Saddle Mount
- Seat Post Mount
- USB C Cable
- Manual
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 12 reviews
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Product Reviews
★★★★★ 5
Great tablet
Color: Gray, Size: 128 GB, Style: Tab A11+
Bought this for my wife on her birthday and she loves it. Really great tablet - right size, great color and screen clarity and plenty of storage and speed.
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Reviewed in the United States on May 4, 2026
★★★★★ 5
Crisp, bright, natural colors. Excellent monitor for the cost.
Size: 24 inch 100Hz
Excellent monitor. Haven't tried the internal speakers since I use amplified speakers and most often a headset through them. So probably an option I may never use anyway, but may test them out just to see how good they are...or how bad.😂
Color is crisp and clear and gave me the screen resolution I needed 1920x1080. Text is clear and legible, graphics are as good as your graphics card will allow, so if you're not using a high end graphics card don't expect this monitor to improve motherboard built-in graphics or older low end graphic cards, that's not the monitors fault, it's your MB or GC that's the problem.
Overall I'm very happy with this monitor and been well worth the price I paid for.
Yes, I'd recommend this monitor.
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Reviewed in the United States on January 29, 2026
★★★★★ 5
Great Monitor Great Price.
Size: 24 inch 100Hz
Great Monitor for the price. It has a vibrate color and very easy to set up. This replaced my old worn out Monitor.
The only downside is you have to look hard in the user manual to find it in English. it's in several several languages.
over all you cain't beat it for the price.
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Reviewed in the United States on April 1, 2026
★★★★★ 5
Awesome as a Computer Monitor—Crisp, Sleek, and Perfect for Daily Use!
Size: 24 inch 100Hz
I'm currently using the Philips 24-inch Frameless Full HD Monitor (1920 x 1080) as my primary computer display, and I must say, it has truly exceeded my expectations. The frameless design lends an elegant, modern aesthetic that seamlessly integrates into any workspace. It not only enhances the visual appeal of my setup but also creates the illusion of a larger screen, all while conserving valuable desk space.
In terms of performance, the picture quality is exceptional. Text appears remarkably sharp, and colors are vibrant and lifelike, which greatly enhances my viewing experience. I’ve spent several hours in front of this monitor, whether working on projects, enjoying movies, or juggling multiple applications, and I’ve found that it minimizes eye strain—something I greatly appreciate during long days of use.
Considering the price point, this monitor truly stands out in both quality and design. If you’re in the market for a reliable and stylish monitor that performs exceptionally well for everyday computer tasks, I wholeheartedly recommend this Philips model as a fantastic choice. Excellent response time.
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Reviewed in the United States on April 22, 2025
★★★★★ 5
Excellent monitor!!! Be aware that it does not have internal speakers.
Size: 24 inch 100Hz
Beautiful image. This monitor is excellent and I am very happy with it.
However, you should be aware that it does not have any internal speakers and it does not have any audio input. It does have audio output for external speakers or headphones. For me, this was not a problem since I use a USB external speaker for better clarity.
The lack of internal speakers was a surprise to me, but I suppose since the lack of speakers mentioned in the product description should have tipped me off.
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Reviewed in the United States on April 29, 2026