Serfas Thunder Blast Taillight
  • 40 claimed lumens
  • 2h 15min reported battery life
  • Be-seen
  • 48 g
  • flashing mode
  • no pulse mode
  • 2 brightness levels
  • internal Lithium batteries
  • micro usb rechargeable
  • Included mounts: Strap

The Serfas Thunder series lights originated with the Thunderbolt headlight and taillight; among the first bike lights to feature a large array of micro LEDs. Variations on the original Thunderbolt are now available in different performance and output ranges.

The Thunder Blast taillight offers both steady burn and flashing modes, and includes the new Serfas audible low battery warning system.

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