Magicshine SEEMEE 508 Radar Rear Light

The Magicshine SEEMEE 508 is a state-of-the-art radar safety light, developed in collaboration with Magene to provide cyclists with elite-level situational awareness. Utilizing advanced millimeter-wave pulse technology, this device detects vehicles approaching from behind at distances up to 140 meters, even through winding bends. When a car is sensed, the SEEMEE 508 provides real-time visual and audible alerts to your paired bike computer or smartwatch while automatically triggering a high-intensity warning flash to alert the driver. It is the definitive safety upgrade for solo road riders and long-distance tourers who want a "second pair of eyes" to manage traffic threats before they become a danger.

Key Features

• Millimeter-Wave Radar: High-precision detection of up to 8 vehicles at a time with a 40-degree beam angle that tracks traffic through corners.

• Smart Device Integration: Fully compatible with Garmin, Wahoo, Bryton, and Magene bike computers, as well as select Garmin smartwatches via ANT+.

• Active Threat Warning: Automatically switches to a rapid-flash "warning mode" for 2 seconds when it detects a vehicle accelerating quickly toward you.

• Customizable Light Modes: Use the Magene Utility App to adjust flash intervals, brightness, and preset radar behavior for each of the 6 lighting modes.

• Integrated Brake Sensor: Features a high-sensitivity accelerometer that boosts the light to maximum output during braking, functioning as a reactive tail light.

Specifications

• Maximum Output: 20 Lumens (Daylight Warning)

• Battery: 3.7V 1500mAh (High-capacity Lithium-ion)

• Runtime: Up to 16 hours (Radar-only) / 6–12 hours (Light + Radar modes)

• Waterproof Rating: IPX7 (Full immersion up to 1 meter)

• Detection Range: 140 Meters at a 10km/h – 120km/h relative speed

• Charging: USB-C (Approx. 3 hours for full charge)

Typical Components Included

• Magicshine SEEMEE 508 Radar Unit

• Quarter-turn Seatpost Mount

• Integrated Rubber Pad (Compatible with Round, Aero, and D-shape posts)

• Safety Lanyard (for drop prevention)

• USB-C Charging Cable

• User Manual