Led Lenser K4R Rechargeable Key Ring Light Grey

SKU ZL502574 Categories ,
Zen Imports




Small light, big power: The K4R is a rechargeable keychain light with up to 120 lumens of light output, making it significantly brighter than most smartphone flashlight functions. No more messing with annoying cables as the light can be conveniently charged using the integrated fold-out USB-A interface. With its compacted brushed aluminium housing, the K4R combines a high-quality look and feel, making it an elegant and practical accessory for your key ring.


Ultracompact keychain light with up to 120 lumens of light output
High quality brushed aluminium housing with a carabiner for easy attachment
Easy and fast charging via foldout USB-A interface without separate charging cable
Integrated battery and charge level indicator
Practical transport lock protects against unintentional switching on


LED Configuration: 1 x Power LED

Luminosity: MAX 120 lm – MIN 20 lm

Colour temperature [K]: 5000 to 8000

Colour rendering index (CRI): 70

Lighting Range: 30 metres

Battery Duration: MAX 3.5 h – MIN 1 h

Battery: 1x Li-ion 3.7V 180 mAh

Rechargeable: Yes

Charging time: 180 min

Water Resistance: IP2X

Drop Test: 2 m

Length Defocused: 52 mm

Weight inc. batteries: 20 g

Lighting Functions

Boost, Power, Low Power

Additional features

Transportation lock

Box Contents

Snap Hook

Additional information

Weight 0.0000 kg