Serfas Thunderblast Front Light w/ AWS

USLA-7BK

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Serfas Thunderblast Front Light w/ AWS

USLA-7 Thunder Blast Headlight (100 Lumens)

Coming up with ways to make you safer on the road, when using Serfas lights, is a top priority. NEW for 2016, our “BLAST” Audible Low Battery Indicator emits a loud 85 Decibel signal when your light battery gets under 10 minute runtime in that specific mode.

How It Works

  • When the battery reaches 10 minutes of runtime, in its current mode, the light will emit a long beep followed immediately by a short beep. Sound will continue every minute.
  • When the power button is pressed it will put the light in the next longest running mode & it will restart the battery low alert until 10 minutes of runtime in the mode is reached. Repeat as necessary. Example: Going from highest mode to lowest mode at first beep could extend runtime up to 5 times.*
  • Light will emit beep sound repeatedly when last minute of runtime in the current mode is reached.
  • While charging the ...

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