iSEO3 Headlamp

Lightweight and affordable headlamp with battery pack at the front.


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The iSEO headlamps only weigh 105 grams, yet they produce an impressive amount of light.

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 resistanceIPX6
Batteries3 x AAA Alkaline (included)
SLT Light FunctionsHigh Power, Low Power, Signal
Also in the boxNeoprene pouch with belt loop, carabiner, 2 helmet clips, washable headband, 3 x AAA batteries
  • Smart Light Technology (SLT)
    3 light functions (high, low, signal)
  • Advanced Focus System
    Allows easy changing between broad floodlight and focused long distance beam
  • Tiltable lamp head
    Put the light where you need it
  • Transport lock
    Prevents the light from being switched on by accident – great in a pack
  • In-built red LED
  • Detachable, washable headband
    Made from high quality material that absorbs sweat, is comfortable to wear and soft against your skin
  • Convert to rechargeable with SEO rechargeable battery
  • Waterproof to IPX6 standard
    Withstands heavy splashing and rain



This product is covered by an industry-leading 5-year standard warranty, which can be extended to 7 years by registering your product. This warranty does not cover abuse, alteration, theft, loss, or unauthorised and/or unreasonable use of your Ledlenser product. This warranty does not cover sheaths, accessories, imprinting, or colour finishes.

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