SKU: 21184100291

Lezyne Saddle AI Alert 250 Rear Light

Sale price$101.69 Regular price$112.99
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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

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Description

Lezyne Saddle AI Alert 250 Rear LightIntroducing the future of bicycle light technology Ai Alert. Combining Artificial Intelligence with our advanced ALERT rear taillights to bring you the most accurate cycling brake light on the market. The light automatically detects brake events and intelligently changes output mode to Active Alert a rapid 250 lumen flash brake light mode; signaling deceleration, effectively communicating your actions to traffic and fellow cyclists, enhancing rider

Introducing the future of bicycle light technology- Ai Alert. Combining Artificial Intelligence with our advanced ALERT rear taillights to bring you the most accurate cycling brake light on the market. The light automatically detects brake events and intelligently changes output mode to Active Alert - a rapid 250-lumen flash “brake light” mode; signaling deceleration, effectively communicating your actions to traffic and fellow cyclists, enhancing rider visibility and safety. *Ai Alert lights come pre-programmed and do not collect rider data.

The Saddle Ai Alert 250 Rear is a premium, highly visible saddle-mounted rear taillight combined with advanced Ai Alert technology. Equipped with 10 super-bright LEDs providing a beam pattern optimal for light dispersion in even the most challenging conditions. The fully CNC-machined aluminum construction with wide angle optics for 270° of visibility, offers 7 combined solid and flash output modes- from the eye-catching max 250 lumens emitted in both Active Alert and Day Flash modes to the impressive 60 hours of runtime in FEMTO mode. Rigorously tested to IPX7 Waterproofing standards to ensure functionality in the toughest weather conditions. The Saddle Ai Alert 250 Rear features an 1100 mAh battery capacity. Simply unscrew the light from the saddle-mounted body to easily detach for quick and easy USB-C charging accessibility (cable not included).

Experience the next generation in cycling light safety and visibility with the Saddle Ai Alert 250 Rear’s advanced Ai Alert technology. 

  • Advanced taillight with “Ai Alert” brake-sensing technology
  • Intelligently detects deceleration and changes output mode alerting others you’re slowing down
  • Highly visible saddle-mounted rear light
  • Max 250 lumens in Active Alert or 60-hour runtime in Femto mode
  • 7 combined solid and flash output modes including Highly disruptive Day Flash mode
  • Fully CNC machined Aluminum Construction
  • Wide Angle Optics provide 270° of visibility
  • USB-C charging (cable not included)
  • Rigorously tested to IPX7 Waterproofing standards
  • 1100 mAh battery capacity
  • Color: Black
  • Weight: 73g

 

SPECS:Max Lumens: 250Max Runtime: 60 hoursBattery Capacity (mAh): 1100Recharge Type: USB-CWeight: 73gDimensions: 62.3mm, 57.6mm, 32mm (with mount)Features: IPX7, Daytime Flash, Alert

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 21184100291

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Juan Salgado
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★★★★★ 5
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I was looking for a sustainable alternative to plastic toothbrushes, and David’s Premium Bamboo Toothbrush absolutely delivers. It's a perfect mix of eco-conscious design and great performance. ✅ Quality: The bamboo handle is smooth, lightweight, and easy to grip — no splintering or rough edges. The bristles are soft yet effective, making them gentle on gums but still great at cleaning. 🌱 Eco-Friendly: Love that it’s biodegradable and made from responsibly sourced bamboo. It feels good knowing I’m reducing plastic waste without sacrificing dental care quality. 💰 Value: For a premium eco-toothbrush, the price is very reasonable. You’re getting a product that looks and feels high-end while supporting sustainable practices. Highly recommend for anyone looking to make simple, environmentally friendly swaps in their daily routine without compromising on comfort or effectiveness.
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Reviewed in the United States on August 7, 2025
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Kathryn J.
Lowell, US
★★★★★ 5
An Excellent Toothbrush that's Good for Your Mouth and the Environment
Mindful of plastic's impact on the environment, I've tried many alternative toothbrushes. Davids Premium Soft Bristle Toothbrush is by far the best. The handle is engineered so that it's comfortable to use, and the bristles really are soft and well made. I have never once experienced even one bristle coming loose and ending up where it shouldn't be in my mouth. That happened with other brands. So now, I won't buy any others besides Davids.
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Reviewed in the United States on March 15, 2026
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Canyon Williams
Charlottesville, US
★★★★★ 4
Texture
Very nice, but not as soft as I’d like.
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Reviewed in the United States on November 13, 2025
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Ellie Skinner
Houston, US
★★★★★ 5
Best non-toxic toothbrushes
Started our non-toxic journey and had to get these! They’re perfect! The heads are a little bit bigger than a regular toothbrush but other than that the bristles and soft and this is a perfect non-toxic toothbrush!
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Reviewed in the United States on April 24, 2026
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Bella
Lexington, US
★★★★★ 5
Love this toothbrush!
I absolutely love the Bamboo Soft Bristle Toothbrush—5 stars all the way! Pros: The soft bristles are gentle on my gums but still do a great job of cleaning my teeth. I’ve noticed my mouth feels super fresh after each use. The bamboo handle is lightweight and comfortable to hold, and I love that it’s eco-friendly. It’s a great way to reduce plastic waste! It’s durable—so far, the bristles haven’t frayed, even after several weeks of use. Cons: The bamboo handle can feel slightly rough when it gets wet, but it’s not a big deal. It might take a little getting used to if you’ve only used plastic toothbrushes before. Overall, this toothbrush is a great sustainable option without sacrificing performance. I’m definitely sticking with it and recommending it to everyone!
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Reviewed in the United States on January 23, 2025

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