The Lezyne Saddle AI Alert Black Rear Light is a highly visible, saddle-mounted taillight designed to improve rider awareness and safety. 

Key Features:
  • AI Alert brake-sensing technology detects braking and changes the light output automatically.
  • 250-lumen maximum output in Active Alert mode provides strong daytime visibility.
  • Femto mode delivers up to 60 hours of runtime for extended use.
  • Seven output modes provide flexible visibility for different riding conditions.
  • Highly disruptive Day Flash mode enhances daytime rider visibility.
  • 270° wide-angle optics improve visibility from multiple directions.
  • CNC-machined aluminum construction provides a durable, premium housing.
  • 1100mAh rechargeable battery supports repeated use between charges.
  • USB-C charging provides convenient battery replenishment; charging cable not included.
  • IPX7 waterproof rating protects the light against demanding wet-weather conditions.
  • Saddle-mounted design keeps the rear light positioned clearly at the back of the bike.

Who is it for?
Road, gravel, and commuter cyclists who want an intelligent rear light with automatic brake detection and strong daytime visibility.
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