Ledlenser K4R USB Rechargable LED Keychain Flashlight, 120 Lumens

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 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.

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
- Charge Level indicator
- Additional Signaling Mode - 2 consecutive flashes for signaling when in distress (Press and hold the button for 3 seconds when off to enter signaling mode) 

Usage:
- Power Indicator: While the light is on: Green: >75%,  Yellow: 25-75%, Red: <25% 
- Charging indicator LED: Red: Charging, Green: Fully charged
- On/Off and mode change: by Single Press,
- Single click in less than 5 seconds: mode changes, click after more than 5 seconds: switch off
- Signaling mode: Press and hold when is off to enter signaling mode 

 120 Lumens, 30mts,  4 hrs, 63 gms.