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Knog Blinder 4 Rear Bike Light


This product is no longer available, but don't go just yet.


  • 4 superbright, high-powered red LEDs offer excellent visibility; light output can reach as high as 44 lumens and can be seen as far away as 2,625 feet (800m)
  • Lens is designed to provide a balance between beam width and distance, optimizing visibility
  • 5 different lighting modes suit your needs: steady, fast flash, organic flash slow, organic flash fast and eco-flash
  • Lasts upto 3 hrs. in steady mode, 4 - 5 hrs. in fast flash or organic flash slow modes, 15 hrs. in organic flash fast mode and up to 50 hrs. in eco-flash mode
  • Recharge the lithium ion polymer battery via integrated USB plug; fold-out USB plug is waterproof and will not be damaged by exposure to the elements
  • Anodized aluminum face and rugged, flexible silicone body stand up to hard use
  • Tool-free attachment stretches and secures with metal clip around seat posts or frame tubes with diameters of 22 - 32 mm
  • The Knog Blinder 4 is IP66 tested and 100% waterproof


View all Knog Rear Bike Lights

REI membership


Best Use Cycling
Bulb Type LED
Number of bulbs 4
Taillight mounting Multiple locations
Rechargeable Yes
Charge time Unavailable
Batteries Lithium ion polymer
Integrated battery Yes
Battery Life on High 3 hours
Battery Life on Low 5 hours
Battery Life Flashing 50 hours
Weight 39 grams

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