Light Functions

These settings are a pure, bright delight:

• Boost - short-duration maximum power for more brightness
• Power - high light output for every situation
• Mid Power - medium light output for every situation
• Low Power - economical light for long battery life and extended use

Switches

How to switch this Ledlenser on:

• Top Switch - convenient control of the headlamp's light functions from the top of the lamp

Special Functions

That special something about this Ledlenser:

• Backup Mode - monitors the remaining energy level and provides access to reduced light output when battery power is running low
• Flicker Free - provides consistent illumination without distracting visible flickering
• Red Light - helps maintain night vision in the dark
• Transportation Lock - prevents the light from being switched on accidentally during transport
• Memory Function - remembers the previously used light setting
• USB-C Charging - convenient charging via USB-C
• Dual Power Source - supports both rechargeable and disposable batteries for flexible power options
• Multi-Lens Technology - combines light distribution for effective illumination
• Temperature Control System - protects the light from overheating and helps maintain performance
• 7 Year Warranty - be confident that we stand behind the craftsmanship and quality of our products

IP-Class

Protection for everyday adventures and demanding environments:

• IP67 - high water and dust resistance
• Drop tested - tested for drops from a height of up to 1.5 m

Energy Management

Full control over your power status:

• Low Battery Warning - warns you when the battery is running low
• Charge Indicator - shows the current charge status of the battery
• Battery Indicator - shows the current battery status

Rechargeable & Dual Power Source

The HF4R comes with a replaceable 1350 mAh lithium-ion rechargeable battery and convenient USB-C charging. Thanks to Dual Power Source technology, the headlamp can also operate with compatible AAA NiMH rechargeable or AAA alkaline disposable batteries, giving you additional flexibility wherever your adventures take you.

Light Performance

Versatile illumination for different situations:

• Boost: 650 lumens / 130 m beam distance
• Power: 400 lumens / 120 m beam distance / 3 h runtime
• Mid Power: 100 lumens / 60 m beam distance / 10 h runtime
• Low Power: 20 lumens / 20 m beam distance / 45 h runtime

HF-Series

Reveal the world: With a Ledlenser HF headlamp, what was once hidden comes into view. Details emerge that demand your attention, beauty appears where shadows once concealed it, and the adventure or challenge ahead becomes unmistakably clear. Because at Ledlenser, light is more than illumination, it’s revelation.