19.000 KD


Experience top-tier performance with a fit unlike any headlamp you’ve experienced thanks to BioLite's award-winning 3D SlimFit Construction. With a front profile of only 10mm and weighing only 78 g, HeadLamp 425 sits flush on the forehead without worry of bounce or slippage. Moisture-wicking fabric keeps you cool and dry for any activity and the rechargeable battery means you can leave the alkalines behind.

  • Max output 425 lumens
  • Easy one-hand tilting and NEW larger power button
  • NEW rear red light with solid or strobe mode
  • 60 hours on LOW, 4 Hours on HIGH
  • Recharge via USB-C
  • 1h Reserve Mode alerts you when power is low
  • Connect to external powerbank (sold separately) for extended runtimes via Pass-Thru Charging




3D Slimfit

3d Slimfit Construction

Flush Front

No Bounce, Sits Flat

Flush Front

Better Balance

Grams Redistributed For Weightless Feel

Better Balance

Smart Fabrics

Moisture Wicking & No Abrasion Points

Smart Fabrics



Tech Specs



425 Lumens



1000 mAh Lithium-ion



USB-C Charge In



60 LO/4 HI









2.75 oz (78 g)






1-year limited warranty



HeadLamp 425
USB-C Charging Cable
Quick Start Guide


Full Features

HeadLamp features


  1. On/Off/Lock Button
    Switch between modes and lock HeadLamp to prevent accidental contact

  1. Flood Lens
    Great for wide angle light, up to 125 Lm

  1. Spot Lens
    Great for task lighting or illuminating your path, up to 300 Lm

  1. Articulating Front Bezel
    Angle your light to where you need it

  1. Moisture-Wicking Smart Fabric
    Keeps your forehead comfortable and dry during activity

  1. Easy-Adjust Clips
    Slides to fit head sizes from children to adults with helmets

  1. Recharge Via USB-C
    Leave the alkalines at home and recharge using BioLite gear or an outlet

  1. Rear Red Light
    Enhances visibility from behind

  1. Battery Indicator LEDs
    Monitor your battery power remaining





  1. Is it really as comfortable as everyone is saying?
    Try it for yourself

  1. Is it adjustable? Does it fit kids?
    Yes, the headlamp is easily adjustable by pulling away or towards your ears with the clips on the back. And yes, it fit kids!

  1. What is the color temperature of the light?

  1. Does the HeadLamp 425 tilt?
    Yes, the front panel can articulate up and down easily with one hand

  1. Is HeadLamp 425 Weatherproof?
    HeadLamp is rated IPX4 which means it is "Storm Safe" and can handle a shower. But do not submerge in water.

  1. How do I clean the HeadLamp 425?
    The headband of HeadLamp can be hand-washed with a mild detergent or dishsoap and water. We recommend dampening a sponge and wiping down the inside of the band.

  1. Does the HeadLamp 425 accept pass-thru charging?
    Yes (translation: you can use the HeadLamp while it is being charged - comes in handy for more mobile charging, like with a powerbank on a hike)

  1. How long does it take to recharge HeadLamp 425?
    HeadLamp charges to full in approximately 2 hours. Note that it DOES accept pass-thru charging, so you can use it while it is being charged.

  1. What's the difference between HeadLamp 425 and its predecessor, HeadLamp 330?
    HeadLamp 425 is brighter, has a larger power button, rear red visibility light, a larger battery, and is recharged via USB-C.

  1. Can I use the BioLite Light Diffusing Stuffsack with HeadLamp 425?
    No, the HeadLamp 425 should not be in close contact with fabrics when at full brightness.