The Lezyne Saddle Ai Alert 250 Rear Light is a cutting-edge saddle-mounted taillight that combines Artificial Intelligence with advanced ALERT technology for unparalleled cycling safety. Designed to detect deceleration, it automatically shifts into Active Alert mode, flashing a powerful 250-lumen brake light to signal slowing or stopping—enhancing visibility and communication with traffic and fellow riders.
Key Features:
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Ai Alert Brake-Sensing Technology:
- Detects braking and automatically changes output to an attention-grabbing 250-lumen Active Alert mode.
- Improves safety by effectively communicating your movements to surrounding traffic.
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Highly Visible Saddle-Mounted Rear Light:
- 10 super-bright LEDs with an optimized beam pattern for maximum visibility.
- 270° wide-angle optics ensure high visibility from multiple directions.
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Multiple Lighting Modes for Versatility:
- 7 combined solid and flash modes, including a highly disruptive Day Flash mode.
- Max 60-hour runtime in Femto mode for extended use.
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Durable & Weatherproof Construction:
- Fully CNC-machined aluminium body for strength and longevity.
- IPX7 waterproof rating for all-weather reliability.
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Convenient USB-C Charging:
- Easily detachable design—simply unscrew from the saddle mount for quick charging.
- 1100mAh battery capacity for extended performance.
Technical Specifications:
- Max Lumens: 250
- Max Runtime: 60 hours
- Battery Capacity: 1100mAh
- Recharge Type: USB-C (cable not included)
- Weight: 73g
- Dimensions: 62.3mm x 57.6mm x 32mm (with mount)
- Features: IPX7 waterproof rating, Daytime Flash mode, Ai Alert brake-sensing technology
The Lezyne Saddle Ai Alert 250 Rear Light is a next-generation safety light, offering intelligent braking detection, superior visibility, and rugged durability—perfect for cyclists who demand maximum awareness and safety on the road.