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ROCKBROS Q4 Samurai smart Brake Sensing Bicycle Taillight

Regular price $37.50
Regular price $45.00 Sale price $37.50
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Illuminate Your Path with the ROCKBROS Q4 Samurai Smart Taillight: The Ultimate Companion for Every Cyclist

Elevate your cycling experience with the ROCKBROS Q4 Samurai Smart Taillight, a beacon of innovation designed to enhance your visibility and safety on every ride. Whether you're navigating the bustling city streets at night or embarking on a rugged trail adventure, the Q4 Samurai ensures you're seen and your braking intentions are clear, thanks to its cutting-edge smart brake sensing technology.

Why the ROCKBROS Q4 Samurai is a Must-Have for Cyclists:

  • Advanced Brake Sensing Technology: Experience unparalleled safety with the taillight's intelligent sensor that brightens for 3 seconds upon braking, alerting those behind you to decelerate safely.
  • Effortless Installation: Forget about fumbling with tools; the Q4 Samurai's design allows for a quick and easy installation on your saddle, making it ready to go in seconds.
  • Ultra-Lightweight Design: At just 23 grams, this taillight won't weigh you down, ensuring your ride is efficient and comfortable.
  • Convenient Type-C Charging: Embrace the ease of modern charging with the Type-C port, offering up to 54 hours of illumination on a single charge in low light mode.
  • All-Weather Reliability: Rated IPX6 waterproof, the Q4 Samurai stands up to any weather condition, ensuring you're never left in the dark, rain or shine.
  • Versatile Lighting Modes: With four distinct lighting modes to choose from, (1)Slow Red Flash: the red light keeps on for 3s when braking on daytime,flash+brake light+intelligent 30s on-off at night (2)Breathing Flash Mode, the red light keeps on for 3s when braking on daytime, flash+brake light+intelligent 30s on-off at night(3)Fast Flash Mode, flashing + brake Light on day and night(4)Steady On Mode, flashing + brake Light on day and night.COB light beads makes you more visible,which is more bright at night. .

Product Highlights:

  • COB Light Beads: Brighter and more visible, keeping you safe and seen at night.
  • Smart Auto On/Off: Featuring motion and light sensors, the taillight conserves energy by turning off after 30 seconds of inactivity and reignites upon movement or in low light conditions.
  • USB Rechargeable with Long Battery Life: A built-in 260mAh battery provides 7-16 hours of runtime, with a convenient power display to alert you when it's time to recharge.
  • Durable Construction: Made from high-quality ABS+PC material, the Q4 Samurai is not only waterproof but also durable and lightweight, ensuring longevity and reliability.
  • Easy Mounting Options: Comes with saddle bracket and seat post bracket, offering flexibility in installation to suit your bike setup.

Illuminate Your Ride with Confidence:

The ROCKBROS Q4 Samurai Smart Taillight is more than just a light; it's an essential safety feature for any cyclist. With its smart brake sensing, durable design, and easy installation, it's designed to keep you visible and safe, so you can focus on enjoying your ride.

Ready to Enhance Your Cycling Safety?

Don't let poor visibility put a damper on your cycling adventures. Upgrade to the ROCKBROS Q4 Samurai Smart Taillight today and ride with peace of mind, knowing you're equipped with the best in cycling safety technology. Shop now and take the first step towards safer, more enjoyable rides.

Illuminate your journey, signal your presence, and protect your ride with the ROCKBROS Q4 Samurai Smart Taillight – your ultimate partner in cycling safety.


  • Brand: ROCKBROS
  • Model: Q4
  • Type: Rear bicycle light with brake light smart tech
  • Colour: Black
  • Light Colour: Red/blue/purple
  • 5 light modes: red slow flashing / red/blue/purple breathing / red/blue/purple flash / red constant
  • 3 leaves of brightness: low / medium / high
  • Battery: USB Rechargeable
  • Run time: High/8-16h, Middle/15-30h, Low/25-50h
  • Waterproof: IPX6
  • Material: ABS plastic
  • Weight: 23g
  • Size (H x W x D): 30 x 38 x 29 mm

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