K4R Keyring Light

The big little light on your keyring! The K4R is a keyring lamp that raises performance, technology and design up to a new level.


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Not only does this light fit on your keyring and look great in a sleek aluminium case, but it also provides up to 60 lumens of light. All this from something the size of a matchbox is a true technological breakthrough.

The first lamp in the K series, the K4R is rechargeable as well as equipped with an additional safety feature that emits an SOS distress signal if necessary.

Brightness60 lumens
Beam Range10m
Burn Time1.5 hours
Head diameter22mm
Water resistanceIP66
BatteryLi-ion polymer 3.7v
Battery capacity180mAh
Charging time2 hours
  • Aluminium alloy casing
  • Extremely compact in size yet powerful with 60 lumen output
  • Rechargeable
  • Wide beam perfect for lighting surrounding areas
  • Metal snap hook for easy attachment



The Ledlenser K Series Keyring Lights are covered by a one year warranty. 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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