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  • Luminocity
    60 lm
  • Battery
    1.5 h
  • Luminocity
    60 lm
  • Battery
    1.5 h

Ledlenser K4R

1 review

One powerful LED Keychain light.

The K4R is a clippable LED keychain light. This small everyday helper, encased in robust aluminum housing, is a reliable addition to your car keyring, to provide a quick light when you need it most. From lighting your walking path, to finding a door lock, this lightweight light provides 60 lumens and wide area illumination. It is rechargeable and offers an additional safety feature, emitting an SOS distress (hold button for three seconds) signal if necessary.
Regular price $33.95

Special Information

  1. COB LED

    This LED enables your Ledlenser to achieve high luminosity.

  2. Light Functions

    • Power - optimised light output
    • S.O.S - hold the button for 3 seconds to activate the S.O.S safety mode, the distress signal the light emits is SOS in Morse code (3 x short, 3 x long, 3 x short)
  3. Switches

    • Front Switch - a switch on the front of the light
  4. Special Functions

    • Extremely Compact - yet very powerful with 60 lumens
    • Rechargeable - via the supplied USB cable
    • S.O.S - distress signal mode for additional safety
    • Metal Snap Hook - for easy attachment to keys, bags, etc.
  5. IP-Class

    • IPXX - no special protection against elements
  6. Casing

Technical Details

Ledlenser K4R


  • LED Configuration 1 x COB LED
  • Luminosity MAX 60 lm
  • Battery Duration1 MAX 1.5 h

Battery and Casing

  • Battery Battery 1 x Li-ion Polymer 3.7V
  • Water Resistance IP2X
  • Rechargeable Yes

Height and Weight

  • Length (defocused) 50 mm
  • Head Diameter 22 mm
  • Weight 18 g

Product Contents

Ledlenser K4R

In the box:

  • USB Cable
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