Serfas USL-600 E-LUME
  • 600 claimed lumens
  • 1h 30min reported battery life
  • 162 g
  • flashing mode
  • no pulse mode
  • 4 brightness levels
  • internal Lithium batteries
  • battery level indicator
  • micro usb rechargeable
  • Included mounts: Strap
  • Optional mounts: Helmet
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