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Old 08-07-11, 01:55 AM
  #10  
znomit
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Join Date: Sep 2006
Location: New Zealand
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Bikes: Giant Defy, Trek 1.7c, BMC GF02, Fuji Tahoe, Scott Sub 35, Kona Rove, Trek Verve+2

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Its a design flaw in the electronics. When the power supply is interrupted momentarily the light stays off. Other lights I've seen don't do this, they start up again right away.

PS I've ridden 1000s of miles without my PBSFs turning themselves off.
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