LedLenser SEO3

Performance Max Min
Brightness 180 lumens 20 lumens
Beam Distance 120m 40m
Burning Life 7 hours 25 hours
Waterproof Rating IPX6 IPX6
2013 ISPO Design Award
2014 iF Design Award




Lighting LedLenser

Led Lenser SEO5

The SEO™ 5 is powerful and lightweight, and features Smart Light Technology™ for switching quickly between high and low power and a signal mode and LED LENSER’s patented Advanced Focus System™ for either a wide beam for reading a map, or a powerful spot for long distance visibility.

The SEO™ 5 also has a red light mode for preserving night vision. Comes with carabiner clip for carrying on the go, and features a swiveling head to direct light exactly where it’s needed.


  • Advanced Focus System (AFS) - focusable between wide beam and spotlight
  • Smart Light Technology (SLT) - power | low power | signal modes
  • Transport Lock - prevent accidental switching on
  • Swivelling head
  • Carbiner Hook for on-the-go carrying
  • Exchangeable & washable headband
  • Non-glare Red LED light - for night vision & nature spotting
  • High comfort, low weight

Technical Specs

  • 1 x High End Power LED + 1 High End Red LED
  • Brightness: 180 lumens (high), 20 lumens (low)
  • Waterproof IPX6 Grade
  • Lighting Range : 40 - 120m
  • Burn time: 7 - 25 hours
  • 3 x AAA batteries (included)
  • Carrying pouch provided
  • 5 years warranty
  • Head diameter : 28.8 mm
  • Available Color: Red, Gray
  • Weight: 105g