USL-250 E-Lume 250


Available in stock
SKU: USL-250 / 713835993941

Quick Overview

The Serfas E-Lume Series light line was developed to be the best on the market at the very best value. These headlights will meet and exceed their expected lumen output while offering you all the features you’ve come to enjoy from Serfas lighting. Please welcome the new line of E-Lume Series lights, and be prepared to turn night into day..

3583 in stock (can be backordered)



  • Compact Lightweight Aluminum Design
  • Super Bright (250 Lumens) Output
  • Water Resistant Rating: IPX4
  • New 3 Level Battery Life Indicator
  • Last Mode Memory
  • Max Charges Rate of 500mA
  • Charges from Dead to Fully Charge in 2.5 hours (Using 500mA Rated Charger)


  • Solid Modes: High (250 Lumens): 2.5 hrs, Medium (100 Lumens): 4.25 hrs, Low (50 Lumens): 7 hrs
  • Flash Modes: Daytime Flash (250 Lumens): 50 hrs, Low Flash (50 Lumens): 18 hrs
  • Weight: 142 Grams with Bracket
  • Battery: 1-Cell Li-Ion, 1400mAh


  • Micro USB Cord
  • Handlebar Mount

E-Lume Manual

1 review for USL-250 E-Lume 250

  1. Rated 5 out of 5


    I use this to commute 6 ish miles into and out of the city. The bike path at night is fairy dark in spots, and I was a bit concerned that this wouldn’t be bright enough. It is! Nice wide beam pattern, long battery life.

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