---
product_id: 565145280
title: "– MagicShine SEEMEE 300/400 Bike Taillight,300/400 Lumen Bike Tail Light,360° Visible Smart Brake Sensor IPX6 Waterproof Rear Bike Light for Night Riding"
brand: "magicshine"
price: "VT25147"
currency: VUV
in_stock: true
reviews_count: 13
category: "Magicshine"
url: https://www.desertcart.vu/products/565145280-magicshine-seemee-300-400-bike-taillight-300-400-lumen-bike
store_origin: VU
region: Vanuatu
---

# 300 lumens max brightness IPX6 waterproof rating Smart brake & ambient sensors – MagicShine SEEMEE 300/400 Bike Taillight,300/400 Lumen Bike Tail Light,360° Visible Smart Brake Sensor IPX6 Waterproof Rear Bike Light for Night Riding

**Brand:** magicshine
**Price:** VT25147
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Light up your ride, own the road—because safety never goes out of style!

## Quick Answers

- **What is this?** – MagicShine SEEMEE 300/400 Bike Taillight,300/400 Lumen Bike Tail Light,360° Visible Smart Brake Sensor IPX6 Waterproof Rear Bike Light for Night Riding by magicshine
- **How much does it cost?** VT25147 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/565145280-magicshine-seemee-300-400-bike-taillight-300-400-lumen-bike)

## Best For

- magicshine enthusiasts

## Why This Product

- Trusted magicshine brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unmatched 360° Visibility:** Stay seen from every angle with superior 260° side and 360° downlight coverage—your ultimate safety net on the road.
- • **Adaptive Brightness Control:** Ambient light sensor adjusts brightness in real-time, optimizing battery life and visibility day or night.
- • **Versatile Day & Night Modes:** Five customizable lighting modes including Smart-Day Flash for maximum daytime visibility and low power mode to get you home safely.
- • **Rugged & Sleek Aluminum Build:** Lightweight yet durable one-piece aluminum housing designed to withstand heavy rain and rough rides in style.
- • **Smart Brake Sensor Technology:** Automatically signals braking to alert drivers instantly, reducing accident risks without lifting a finger.

## Overview

The MagicShine SEEMEE 300 Bike Taillight delivers a powerful 300-lumen output with 360° visibility, featuring smart brake and ambient light sensors for automatic brightness and brake signaling. Its IPX6 waterproof aluminum housing ensures durability in all weather, while multiple lighting modes optimize safety and battery life for professional cyclists and urban commuters alike.

## Description

SEEMEE 300 Bike Taillight,300 Lumen Bike Tail Light,5 Night & Daytime Modes,Smart Brake Sensor IPX6 Waterproof USB-C Rechargeable Rear Bike Light for Night Riding : desertcart.co.uk: Sports & Outdoors

Review: Brilliant rear bicycle light - in every respect - I have the Cateye 450, the Ravemen TR250, and earlier Cateye LED rear lights. They are all very good lights. The Seemee 400 is even better. The best rear light I have ever owned. I mounted it under the saddle with a bracket which just clips to the stays under the seat. A very effective and simple solution. I particularly like the red LED that points to the ground that illuminates a diffused red light to the road or path and illuminate the back of the rider’s legs - the combination of leg movement and the red illumination is supposed to be very effective at making sure drivers notice you. This LED diode is turned off for daytime flash modes as in daylight it is not very visible - which saves the battery. Without doing anything afaik the remote of my new Hori 1300 front light automatically linked to the Seemee 400 so that both lights turn on and off from the remote, which is rather cool. The Seemee 400 is very bright but it can be dimmed by circling through modes. The daylight flash is also excellent. Thoroughly recommended, and bear in mind an excellent rear light may well save you from serious injury so worth the extra money, imo. If you’re worried about a loved one being injured while commuting on a bicycle, this will give you extra reassurance.
Review: Great high-output light, excellent (if persistent) warranty support - The Light: The SEEMEE 300 is a powerhouse for road safety. The 300-lumen output is incredibly bright, and the 360° downlight is a game-changer for side-on visibility at junctions. It feels solid and the "Smart Brake" sensor is actually responsive rather than just a gimmick. The Support Experience: I ran into an issue where my original unit (purchased June 2025) would show a full charge but refuse to power on. Contacting Magicshine support through desertcart was a bit of a back-and-forth—there was some initial confusion about charging cables and a slight delay due to the Chinese New Year holiday. However, once I provided video evidence of the fault, "Hannah" from their team was very helpful. They quickly arranged a replacement from their UK stock which arrived in just a couple of days. Verdict: Hardware issues can happen with any brand, but Magicshine actually stood by their 1-year warranty and fixed the problem. If you have an issue, just be prepared to provide a clear video of the fault and they will sort you out. Highly recommended for the visibility al

## Features

- The main light utilizes two LEDs with a combined max output of 300 lumens and with differnet lens angles for increased visibility.
- OptiTracing light increases visibility and lets you focus on the road ahead.Superior 260° visibility ensures a high level of safety in road traffic.
- Built-in motion sensor, automatically turns on when braking (can be turned on/off manually).Ambient light sensor automatically adjusts brightness to the environment.
- Smart-Day Flash mode offers ultimate visibility during the day.Low power mode brings you home safely before the battery runs out.
- IPX6 waterproof rating, heavy rain resistant.One-piece aluminum housing ensures a lightweight, durable, and stunning finish.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C58TNZDD |
| Auto Part Position | Rear |
| Best Sellers Rank | 4,575 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 4 in Cycling Taillights |
| Brand Name | Magicshine |
| Colour | SEEMEE 300 |
| Country Of Origin | China |
| Customer Reviews | 4.0 4.0 out of 5 stars (781) |
| Included Components | SEEMEE 300 Taillight |
| International Protection Rating | IPX6 |
| Item Dimensions L x W x H | 35L x 32W x 64H millimetres |
| Item Type Name | 300 lumens Smart Bike Rear Lights |
| Item Weight | 0.12 Kilograms |
| Light Output Maximum | 300 Lumens |
| Manufacturer | MagicShine |
| Manufacturer Warranty Description | 2 years |
| Material Type | Aluminium |
| Model Number | SEEMEE 300 |
| Mounting Type | Seat Mount |
| Number of settings | 5 |
| Power Source | Battery Powered |
| Unit Count | 1.0 count |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Magicshine
- **Colour:** SEEMEE 300
- **Item weight:** 0.12 Kilograms
- **Light Output Maximum:** 300 Lumens
- **Material:** Aluminium
- **Mounting type:** Seat Mount
- **Number of settings:** 5
- **Power source:** Battery Powered
- **Product dimensions:** 35L x 32W x 64H millimetres
- **Water resistance level:** Waterproof

## Images

![– MagicShine SEEMEE 300/400 Bike Taillight,300/400 Lumen Bike Tail Light,360° Visible Smart Brake Sensor IPX6 Waterproof Rear Bike Light for Night Riding - Image 1](https://m.media-amazon.com/images/I/71wcnDm1bZL.jpg)

## Questions & Answers

**Q: smart day/night function does not seem to work. How can I enable this mode?**
A: I have found that light automatically switches between smart day or night. I own both the seemee 200 and 300 and I ride early morning before sunrise until after sunrise. When I select the brake mode by long pressing the power button until the light illuminates solid and then I select the mode I want; the light will automatically turn off the optitracing light after sunrise and be in day mode. The optitracing light only illuminates in night mode.

**Q: Can the mount fit my aero seatpost?**
A: Yes sir.  Also a seat mount is available if you have a bontrager seat or a new specialized.  They have screw holes underneath for the special $10 mount

**Q: Will this attach to a road bicycle race Helmet?  Pulsing effect looks great to help drivers accurately judge position of cyclist**
A: The SEEMEE 300 is not designed to be attached directly to a road bicycle race helmet. It is primarily meant to be used on all standard saddles or seat posts.

**Q: Magicshine, I know you have an updated Allty 1500S coming out next month, is there any upgraded taillights (SeeMee) being released soon as well?**
A: The SEEMEE 300 is now our newest taillight!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Brilliant rear bicycle light - in every respect
*by F***R on 24 March 2026*

I have the Cateye 450, the Ravemen TR250, and earlier Cateye LED rear lights. They are all very good lights. The Seemee 400 is even better. The best rear light I have ever owned. I mounted it under the saddle with a bracket which just clips to the stays under the seat. A very effective and simple solution. I particularly like the red LED that points to the ground that illuminates a diffused red light to the road or path and illuminate the back of the rider’s legs - the combination of leg movement and the red illumination is supposed to be very effective at making sure drivers notice you. This LED diode is turned off for daytime flash modes as in daylight it is not very visible - which saves the battery. Without doing anything afaik the remote of my new Hori 1300 front light automatically linked to the Seemee 400 so that both lights turn on and off from the remote, which is rather cool. The Seemee 400 is very bright but it can be dimmed by circling through modes. The daylight flash is also excellent. Thoroughly recommended, and bear in mind an excellent rear light may well save you from serious injury so worth the extra money, imo. If you’re worried about a loved one being injured while commuting on a bicycle, this will give you extra reassurance.

### ⭐⭐⭐⭐⭐ Great high-output light, excellent (if persistent) warranty support
*by M***N on 19 February 2026*

The Light: The SEEMEE 300 is a powerhouse for road safety. The 300-lumen output is incredibly bright, and the 360° downlight is a game-changer for side-on visibility at junctions. It feels solid and the "Smart Brake" sensor is actually responsive rather than just a gimmick. The Support Experience: I ran into an issue where my original unit (purchased June 2025) would show a full charge but refuse to power on. Contacting Magicshine support through Amazon was a bit of a back-and-forth—there was some initial confusion about charging cables and a slight delay due to the Chinese New Year holiday. However, once I provided video evidence of the fault, "Hannah" from their team was very helpful. They quickly arranged a replacement from their UK stock which arrived in just a couple of days. Verdict: Hardware issues can happen with any brand, but Magicshine actually stood by their 1-year warranty and fixed the problem. If you have an issue, just be prepared to provide a clear video of the fault and they will sort you out. Highly recommended for the visibility al

### ⭐ Beware of the amazing reviews.... there is something definitely wrong with these lights
*by G***S on 19 December 2024*

I've been cycling for almost 30 years and this is the worst light I have come across in terms of settings. The settings are utterly confusing and impossible to work out whether it's in a day or night mode and whether it's high or low flushing. Totally useless. Somebody once said "keep it simple, stupid". Clearly the designers of this light have never heard of it. The worst thing about this light though is it's battery life. All the reviews are praising it with an exceptional battery life ... well that was not the case with my light. The light did not even last 3 one hour rides without needing to be recharged. On the third ride it simply stopped working after 15mins, which was extremely dangerous as it was pitch black. All in all it failed on me twice. Before the ride it showed me green light, indicating more than 20%, but clearly that functionality doesn't work either as it totally stopped working after 15mins. The only half decent thing about this light is that it's well made and feels solid, but I I don't need a good looking light, I need a light that works in the dark!! And the above wasn't just my experience. My friend and I bought it together after being convinced by the reviews, and he had exactly the same experience. When I wrote to customer service, they re-directed my query to another department and the trail went cold. No response since then. I am not sure which light were all the other positive reviewers using, but that was not our experience.

## Frequently Bought Together

- Magicshine SEEMEE 300 Bike Taillight,300 Lumen Bike Tail Light,5 Night & Daytime Modes,Smart Brake Sensor IPX6 Waterproof USB-C Rechargeable Rear Bike Light for Night Riding
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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-10*