The LEDLENSER K4R Keychain Light is an ultracompacted powerful light delivering up to 120 lumens. This light can be quickly and easily recharged via the simple fold-out USB Type-A port, and the built-in lithium-ion polymer battery can last up to 1.5 hours. The K4R Keychain Light is drop-proof up to 6.5 ' and has an IP class of IP2X. This keychain light features a special SOS mode that emits light in Morse code to signal for help. A transport lock ensures you won't accidentally turn the light on when you're not using it.
Endless Benefits
- Fold-out USB Type-A: Reliable charging that is quick and easy to use; no cables required
- Always within reach: Carabiner lets you easily attach to keychain, backpack, or purse
- Transport lock: Protects against unintentional switching on
- Charge level indicator: Always know how much battery life is available
LED
- LED type: Power LED
- Single white COB LED
- 120 lumens max
- Color temperature: 5000 to 8000K
- Battery duration: 1.5 hours
Switches
- On/off switch on the front of the light
IP-Class
- IP2X: No special protection against elements
Light Functions
- Boost, power, low power
- Power: Optimized light output
- SOS: Hold the button for 3 seconds to activate the SOS safety mode; the light emits a distress signal in Morse code (3 short, 3 long, 3 short)
Casing
- Brushed aluminum housing with carabiner
Battery and Casing
- Battery: Single Li-ion Polymer 3.7V
- Water resistance: IP2X
- Rechargeable: Yes
Special Functions
- Extremely compact yet very powerful with 60 lumens
- Rechargeable via the supplied USB cable
- SOS: Distress signal mode for additional safety
- Metal snap-hook for easy attachment to keys, bags, etc.
Height and Weight
- Length (defocused): 2"
- Head diameter: 0.9"
- Weight: 0.7 oz
COB LED
- This LED enables your Ledlenser to achieve high luminosity
