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Ledlenser SEO3 Headlamp

  • Our Price
  • $79.99
  • Regular price $89.99
Tax included. Shipping calculated at checkout.

The SEO3 is the entry model in the SEO series. It is also focusable, incorporating Ledlenser’s patented Advanced Focus System, which offers a seamless transition from a broad floodlight to focused long distance beam.

Comes with carabiner clip, washable headband, 3 x AAA batteries.

Available accessories: Ledlenser SEO Helmet Kit, Ledlenser Helmetband Clip, Ledlenser SEO Charge Adapter, Ledlenser SEO Battery pack and AAA Alkaline Batteries.


  • Smart Light Technology (SLT)
    Offers 3 different light functions (high power, dim memory 15% – 100%, signal)
  • Advanced Focus System
    Seamless transition from broad floodlight to sharply focused long-distance beam
  • Detachable, washable headband
    Made from high quality material that absorbs sweat, is comfortable to wear and soft against your skin
  • Tiltable lamp head
    So you can angle the light where you need it
  • In-built red LED
    Choose between white or red light (the headlamp will automatically switch back on to the last colour used)
  • Transport lock
    Prevents the light from being switched on by accident – great in a pack
  • Waterproof to IPX6 standard
    Withstands heavy splashing and rain
  • Convert to rechargeable using SEO rechargeable battery
    Adds incredible versatility to headlamp


  • Brightness (High): 100 lumens
  • Brightness (Low): 15 lumens
  • Beam Range (High): 100m
  • Beam Range (Low): 30m
  • Burn Time (High): 10 hours
  • Burn Time (Low): 40 hours
  • Water Resistance: IPX6
  • Weight: 105g
  • Batteries: 3 x AAA (included)
  • SLT Light Functions: High Power, Low Power, Signal