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SIGMA BUSTER 150 - Flashing Rear Light with Brake Light

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The BUSTER RL 150 ensures that no one will ever overlook you! Its 150 lumens and visibility range of 2,000 meters offer maximum visibility. Everyone will know where you are. The practical brake light function warns everyone if you have to brake suddenly. Five light modes, including flashing modes, are available. This gives you up to 20 hours of light. Durable, robust, and mounted without tools – the perfect rear light for the toughest requirements.

PERFECT LUMINOSITY. The BUSTER RL 150 allows you to react flexibly to the various requirements of weather and lighting conditions. High and Low mode and three flashing modes are available to you. Full power on a night ride or economical operation on long tours – no problem for the powerful SIGMA rear light.

LIGHT MODES. The integrated acceleration sensor ensures that the BUSTER RL 150 knows right away when you brake. The two LEDs light up especially bright for about three seconds. This cool feature ensures more safety - not only at night, but also during daytime rides in road traffic or during a group tour.

FLASH MODES. The BUSTER RL 150 is equipped with three additional flash modes that make your ride even safer, day and night. The Day Flash with its two pulsing red LEDs lasts for 6 hours, drawing attention to the cyclist. In Night Flashing mode, the USB rear light can continue flashing for up to seven hours. For longer rides, the Eco Flash mode provides additional visibility in road traffic for 20 hours.

MEMORY MODE. The memory function ensures that the BUSTER RL 150 always switches back on in the mode that it was in when it was switched off. This practical feature makes it easy for anyone to get started quickly.

LATERAL VISIBILITY. The BUSTER RL 150 is equipped with side apertures that ensure that the light can be seen at an angle of 280 degrees. This is lateral visibility an important safety feature, especially in city traffic.

UNIVERSAL MOUNTING. Especially practical: You need no tools to mount the BUSTER RL 150. The silicone strap makes affixing it to all common seat posts easy and fast (just seconds).

WATER RESISTANT. The BUSTER RL 150 is resistant to splashing water in accordance with the international IPX4 standard, so it can handle a downpour with no problem. The battery-powered rear light is a reliable companion in all kinds of weather.


  • 2000 m visibility range
  • Run time: 4 h in High mode, 20 h in Low mode, 6 h in day flashing mode, 7 hin Night flashing mode, 20 h in Eco flashing mode
  • Charge time: 3 h
  • Charge indicator: Three-stage battery indicator
  • USB-C charge function
  • Light modes (5): High (40 lm), Low (5 lm), Day flashing (150 lm), Night flashing (25 lm), Eco flashing (5 lm)
  • Light Batter Status: Short button press shows the battery status
  • Mode: Mode memory function
  • Splash resistant with accordance to IPX4
  • Tool-free mounting with flexible silicone mount
  • Weight: 38 g (incl. bracket)
  • Angle Optics: 280 degree wide angle optics