Magicshine Light Seemee R300 Smart Radar
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Magicshine SEEMEE R300 Smart Radar Taillight
The Magicshine SEEMEE R300 Smart Radar is a high-performance rear bicycle light that combines a 300-lumen LED taillight with an integrated vehicle-detection radar system. Designed for road cycling and commuting, it detects approaching vehicles from up to 140 metres behind and can send real-time alerts to compatible cycling computers via ANT+.
•Key Features
- 300-lumen rear light for excellent daytime and low-light visibility.
- Integrated radar detection monitors approaching vehicles from up to 140m behind.
- ANT+ and Bluetooth connectivity for pairing with compatible cycling computers and the Magicshine app.
- Compatible with Garmin, Wahoo and Hammerhead cycling computers for visual traffic alerts.
- PelotonSync Flash coordinates compatible rear lights to create a more noticeable group-ride presence.
- Group Ride Mode provides a reduced-output mode for riding with others.
- Vibration wake-up automatically reactivates the light after detecting movement.
- Smart Lock helps prevent accidental activation and unnecessary battery drain.
- 270° visibility helps improve side visibility to approaching traffic.
- USB-C rechargeable with a large 3350mAh battery.
- IPX6 waterproof rating for reliable use in wet conditions.
- Quick-release quarter-turn mount with both round and aero seatpost mounting options.
Specifications
| Specification | Details |
|---|---|
| Brand | Magicshine |
| Model | SEEMEE R300 Smart Radar |
| Type | Radar rear bicycle light |
| Maximum Output | 300 lumens |
| Radar Detection Range | Up to 140m |
| Maximum Targets | 8 |
| Radar Frequency | 24–24.25GHz |
| Detectable Target Speed | 5–100km/h |
| Horizontal Detection Angle | 35° |
| Vertical Detection Angle | 45° |
| Visibility Angle | 270° |
| Wireless Connectivity | ANT+ / Bluetooth |
| Battery | 3.6V 3350mAh |
| Maximum Runtime | Up to 100 hours |
| Charging | USB-C, 5V/2A |
| Charging Time | Approx. 2.15 hours |
| Water Resistance | IPX6 |
| Body Material | Aluminium + plastic |
| Weight | Approx. 113g |
| Mounting | Quarter-turn quick-release |
| Warranty | 2 years |
Specifications are based on Magicshine's current product information.
Light Modes & Runtime
The R300 offers multiple lighting modes depending on whether radar detection is active:
| Mode | Output | Runtime with Radar |
|---|---|---|
| Low | 15 lm | 14h 30min |
| High | 50 lm | 8h |
| Night Flash | 10/50 lm | 11h 54min |
| Day Flash | Up to 100 lm | 16h 12min |
| Eco Flash | Up to 10 lm | 24h |
| Group Ride | 5 lm | 20h 06min |
| Radar Only | 1 lm | 26h 18min |
With the radar switched off, runtime can extend to up to 100 hours in Eco Flash mode.
Smart Radar Function
The integrated radar detects vehicles approaching from behind and communicates their presence to a compatible cycling computer. This allows the rider to monitor approaching traffic without repeatedly looking over their shoulder.
The R300 can detect up to eight targets, with detectable relative speeds between 5 and 100km/h.
Best Suited For
- Road cyclists
- Commuters riding in traffic
- Long-distance cyclists
- ⚡ E-bike riders
- Group rides
- Day and night riding
The Magicshine SEEMEE R300 is an excellent choice for riders who want to combine a powerful rear light with radar-based traffic awareness in a single, rechargeable unit.
