Lezyne Saddle Ai Alert 250 Rear Light

Lezyne's Saddle Ai Alert 250 places intelligent safety behind your saddle. Ai-powered brake detection automatically triggers a commanding 250-lumen flash when you decelerate, ensuring drivers and cyclists see your every stop. Ten bright LEDs illuminate across 270° with seven versatile modes – from aggressive day flashing to a remarkable 60-hour runtime in low-power mode.

Premium CNC-machined aluminum with IPX7 waterproofing handles any weather without hesitation. The 1100 mAh battery charges quickly via USB-C. Quick-release design means detaching takes seconds. Visibility that thinks ahead so you can ride with confidence.

• Highly visible saddle-mounted taillight 
  
• 250 lumens max in "Active Alert" or 60-hour runtime in Femto mode
  
• 7 output modes including highly disruptive Day Flash mode
  
• Fully CNC machined aluminum construction
  
• Wide angle 270° of visibility
  
• 1100 mAh USB-C rechargeable battery (cable not included)
  
• IPX7 Waterproofing rating

*Ai Alert lights come pre-programmed and do not collect rider data.