Small light, big power: The LEDLenser K4R Keyring Light is an elegant and ultra-compact rechargeable keychain light with up to 120 lumens of light output, making it significantly brighter than most smartphone torch 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 aluminum housing, the K4R combines a high-quality look and feel, making it an elegant and practical accessory for your key ring.

LEDLenser K4R Keyring Light Features:

• Ultracompact keychain light with up to 120 lumens of light output
• High-quality brushed aluminum housing with 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
• Wide beam
• Metal snap hook
• 3 light functions (boost, high, low)

LEDLenser K4R Keyring Light Specifications:

Brightness (boost): 120 lumens
Brightness (high): 80 lumens
Brightness (low): 20 lumens
Beam Range (boost): 30m
Beam Range (high): 25m
Beam Range (low): 10m
Burn Time (high): 1 hour
Burn Time (low): 3.5 hours
Weight: 20g
Length: 52mm
Head diameter: 25mm
Battery Li-ion polymer: 3.7v
Battery capacity: 180mAh
Recharge Time: 3 hours
Battery Type2: Polymer 3.7V
Battery Loading time: 180 min