Sofirn H05B Headlamp Review

Sofirn H05B headlamp with its white light switched on, lying on the ground at camp
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The Sofirn H05B is a rechargeable head torch with two lights in one: three white LEDs for up to 1,600 lumens and two red LEDs for when you want to keep your night vision. We paid $35 for ours and used it on a recent camping trip to the Hunter Valley.

The best thing about it is the beam: it’s powerful, especially for the price. It has a few quirks too, mostly to do with heat and the button, which we cover below.

The Sofirn H05B headlamp with its headband and USB-C charging cable
The H05B on its headband, with the charging cable from the box

What You’re Getting

In the box you get the head torch on its headband, an 18650 battery and a short USB-A to USB-C charging cable. The lamp is a small tube that sits sideways in a bracket on the headband: the five LEDs are in the middle, the switch is on one end and the battery goes in at the other.

The good

  • Up to 1,600 lumens for $35
  • Hold the button to dim or brighten
  • Separate red light
  • USB-C charging, cable included
  • Powerful, removable 18650 battery
  • Comfy strap and a tilting lamp

The not-so-good

  • Gets hot fast on High and Turbo
  • Switched itself on in the bag
  • Modes are a bit complicated

Quick Specs

Spec Details
BrandSofirn
ModelH05B
Weight114 gwith battery and headband
Battery1 × 18650Removable
White lightUp to 1,600 lumensDimmable
Red light660 nm
StrobeWhite and red
ChargingUSB-CAbout 3.5 hours
Water resistanceIP55
The Sofirn H05B headlamp on the scale at 114 g
114 g on our scale, with the battery and headband

Build quality and battery

The H05B feels very solid in your hand. The body is a compact tube with knurled caps at both ends, which gives you something to grip when you unscrew the battery cap. Under that cap sits a single 18650 battery, and a small battery symbol on the body shows which end it is. An 18650 is significantly larger and heavier than a standard AA battery, and it is what lets a head torch this size put out so much light. It also explains most of the 114 g on the scale. Because the battery comes out, you can carry a charged spare for longer trips instead of waiting for the torch to charge.

Sofirn rates the H05B at IP55, which covers rain, mist and splashes, and for drops from 2 metres. The lens over the LEDs is plastic rather than glass, which is more prone to scratching, so it’s worth keeping the lamp away from loose tools and tent pegs in the bag.

The battery cap unscrewed on the Sofirn H05B, with the 18650 battery inside
One 18650 battery sits under the screw cap

Charging

The USB-C port is in the body next to the end cap marked with a USB symbol, so the battery charges inside the torch from a power bank, a 12V USB socket or a wall charger. Sofirn quotes about 3.5 hours for a full charge.

How long a charge lasts depends heavily on the brightness. As a rough guide:

Brightness Run time
Turbo (up to 1,600 lumens) A few minutes; steps down after about 30 seconds
High (about 400 to 900 lumens) 1.5 to 3 hours
Low (about 100 to 150 lumens) Around 7 hours
Eco / Moon (under 50 lumens) 8 hours or more

For a normal night around camp on a low setting, one charge is plenty.

The USB-C charging port on the Sofirn H05B headlamp
The battery charges inside the torch through this USB-C port
The back of the Sofirn H05B with the battery and USB symbols
Symbols show which end is the battery and which is the USB port

Light output: white and red

The powerful beam is the best thing about the H05B. At full power it puts out up to 1,600 lumens, which is a lot of light from a $35 head torch.

The brightness isn’t set in fixed steps. You hold the button to dim it or turn it up, and let go when it’s where you want it. That makes it easy to go from a low glow for reading in the tent to a strong beam for walking a track or finding your way to the amenities block.

The top end comes with a catch. The lamp gets hot quickly on high and turbo, and it steps the brightness down by itself to stop it overheating, starting after about 30 seconds on turbo. So the 1,600 lumens is a short burst for when you need to see further, not a setting you can leave on all evening.

The two red LEDs give a separate red light. Red light is easier on the eyes at night and doesn’t blind the person sitting across from you at camp. Both colours also have a strobe.

The red light of the Sofirn H05B headlamp shining on a rock
The red light doesn’t blind the person across from you

Button and modes

Everything runs off the one button on the end cap. You hold it to dim or brighten, double-tap to switch between the white and red light, and use more hold steps to reach the strobe and emergency patterns. With that much on one button, it can feel a bit complicated until you’ve learned it.

The button also isn’t recessed. Ours got pressed by accident while it was stored in a bag, so the torch switched on by itself. With a lamp that runs this hot on the top levels, that’s one to watch: pack it where nothing presses on the end cap.

Comfort and fit

The strap is comfortable. It can slip a bit, so tighten it until it sits snug on your head. It’s a single elastic headband that adjusts with a buckle, and the lamp tilts up and down in its bracket, so you can aim the beam at your hands or further down the track. At 114 g with the battery in, it’s heavier than a small AA head torch like the 47 g Kings Illuminator.

The adjustable headband of the Sofirn H05B headlamp
The strap can slip a bit, so tighten it until it’s snug

Conclusion: Sofirn H05B Headlamp

The Sofirn H05B is a powerful head torch for the money. It puts out up to 1,600 lumens, has a separate red light, charges by USB-C and runs on a removable 18650 battery, and it feels very solid in the hand. Full power is a short burst, because the lamp gets hot quickly and steps down, and the button isn’t recessed, so it can switch on in a bag. I paid $35 for it. For campers, hikers, rooftop tent owners and anglers who want a lot of light without spending much, it’s a very good choice.

The verdict

A $35 rechargeable head torch with a powerful beam of up to 1,600 lumens, brightness you dim by holding the button, and a red light.

It charges by USB-C, runs on a removable 18650 battery and weighs 114 g on our scale. It gets hot quickly on High and Turbo and steps down, and the button isn't recessed, so it can switch on in a bag. It suits campers, hikers, rooftop tent owners and anglers.

Best for
  • Hikers
  • Rooftop tents
  • Anglers
Worth the money?Value 88/100

Yes. A beam this powerful, a red light, USB-C charging and a removable 18650 battery for $35 is good value. Just treat full power as a short burst, and pack it so the button can't get pressed.

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Frequently asked questions

How long does the Sofirn H05B battery last?
It depends on the brightness. Expect around 7 hours on a low setting of about 100 to 150 lumens, 1.5 to 3 hours on high, and 8 hours or more on the lowest settings. Full power only lasts a short burst before the lamp steps down.
Does the Sofirn H05B get hot?
Yes, on the High and Turbo levels it gets hot quickly. It then steps the brightness down automatically to prevent overheating, so the top levels are for short bursts.
How many lumens is the Sofirn H05B?
Up to 1,600 lumens at full power. The brightness isn't set in fixed steps: you hold the button to dim it or turn it up.
Does the Sofirn H05B have a red light?
Yes. It has two red LEDs beside the three white ones. Sofirn lists the red light at 660 nm. Both the white and the red light also have a strobe.
What battery does the Sofirn H05B use?
A single 18650 rechargeable battery, which sits in the body behind a screw cap. An 18650 is significantly larger and heavier than a standard AA battery, and holds a lot more power. You can take it out, so a spare can go in when it runs flat.
How do you charge the Sofirn H05B?
Through the USB-C port on the lamp, with the battery left inside. A USB-A to USB-C cable comes in the box, and Sofirn quotes about 3.5 hours for a full charge.
Is the Sofirn H05B waterproof?
It has an IP55 rating, so it handles rain, mist and splashes. It isn't made to go under water. Sofirn also rates it for drops from 2 metres.
How much does the Sofirn H05B weigh?
Ours weighed 114 g on the scale with the battery in and the headband fitted.

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