I love this little lamp it helps me feel like I'm unwinding before bedtime.
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Dusk Lamp Circadian Red Light Bedside Lamp
Dusk Lamp Circadian Red Light Bedside Lamp
A portable, rechargeable bedside lamp with zero blue and green light. Designed to support your circadian rhythm from sunset to sleep.
Normaler Preis
£49.99 GBP
Normaler Preis
£0.00 GBP
Verkaufspreis
£49.99 GBP
Inkl. Steuern.
Versand wird beim Checkout berechnet
Includes USB-C charging cable and full user guide
10,000+ customers
Free UK & EU shipping
Free Zoom onboarding
Zero blue and green light
Circadian friendly 630nm
Rechargeable battery
Stepless brightness control
Anzahl
Verfügbarkeit für Abholungen konnte nicht geladen werden
Get the Dusk Lamp complimentary when you buy any of our red light therapy devices
Why 630nm matters after dark.
It's not just blue light. Research suggests green light below 530nm also suppresses melatonin. The Dusk Lamp emits only 630nm red light, eliminating both blue and green wavelengths entirely.
| Dusk Lamp 630nm red light | Standard Lamp Typical household lighting | |
|---|---|---|
| Blue light | Zero — completely eliminated | Present in all standard bulbs, LEDs, and warm white lighting |
| Green light | Zero — completely eliminated | Present in all standard bulbs, even those marketed as warm white |
| Melatonin impact | Does not suppress melatonin — your sleep hormone is free to rise naturally | Suppresses melatonin production, delaying your natural sleep signal |
| Eyes and nervous system | Gentle red glow helps eyes relax and nervous system settle after a day of screens | Keeps eyes and nervous system stimulated, making it harder to wind down |
| Evening functionality | Bright enough to read, cook, and move around — without disrupting your rhythm | Functional but actively working against your circadian cycle after sunset |
| Flicker | Flicker free | Many household LEDs produce invisible flicker that may cause eye strain |
How to use the Dusk Lamp
01
Switch on at sunset
As the sun starts to set, turn off as many overhead lights as you can and switch on your Dusk Lamp. Place it below eye level — on a bedside table, kitchen counter, or coffee table. The 630nm red glow gives you enough light to see, read, cook, and carry on with your evening without the blue and green wavelengths that disrupt your sleep rhythm.
02
Use it in every room
The rechargeable battery means no cables. Move the Dusk Lamp from room to room as your evening unfolds — bedroom, kitchen, bathroom, lounge, children's rooms. Wherever you are, the Dusk Lamp is the only light you need. Avoid accidentally exposing yourself to harsh overhead lights, phone screens, or other artificial light sources once it gets dark.
03
Keep it on until you sleep
Use the Dusk Lamp right up until you get into bed. Adjust the brightness down as the evening progresses using the touch sensor — brighter for cooking and reading, dimmer as you wind down. The stepless control lets you match the light to your mood at every stage of your evening.
04
Complete your circadian routine
For maximum protection, pair the Dusk Lamp with our NightPro blue light blocking glasses. The lamp protects your environment, the glasses protect your eyes from any other light sources you encounter — phone notifications, bathroom mirrors, or a partner's screen. Together they create a fully circadian friendly evening.
What's included
Dusk Lamp | USB-C Charging Cable | Full User Guide
1 year warranty
15 day money back trial
Free UK & EU shipping
Technical specifications
Red Light Rising Dusk Lamp
| Peak wavelength | 631nm (red) |
| Colour temperature | 1001 K |
| Blue light content | None — zero energy below 530nm |
| Illuminance at 10cm (4 inches) | 3162 lux |
| Measured using Hopoocolor OHSP-350F spectral irradiance meter (380–1050nm). | |
| Brightness control | Stepless touch dimmer (touch and hold to adjust) |
| Flicker | 0% — flicker free (IEEE 1789-2015: No Risk) |
| EMF (battery mode) | 0 mG magnetic, 0 V/m electric — zero detectable EMF |
| EMF (while charging) | 0.5 mG magnetic, 18 V/m electric |
| EMF measured using TriField TF2 meter on non-conductive surface. Device warmed up before reading. | |
| For a full explanation of these readings and what they mean, see the EMF question in our FAQ section below. | |
| Battery | 1800mAh rechargeable lithium ion |
| Battery life | Approx 6 hours per full charge |
| Charging | USB-C |
| Dimensions | 54cm tall |
| Weight | 488g |
| Safety certifications | CE, ROHS |
| Warranty | 1 year (covers manufacturing faults only) |
| Trial period | 15 day money back trial |
Tested and verified in house
The Dusk Lamp's spectral output was measured using a Hopoo OHSP-350F Portable Spectral Irradiance Colorimeter, the same instrument widely used by independent red light therapy and circadian lighting reviewers.
The results confirm that the Dusk Lamp emits zero energy in the blue (below 490nm) and green (below 530nm) wavelength ranges. The entire output is concentrated at 630nm red light — the wavelengths least associated with circadian rhythm disruption and melatonin suppression.
Many lamps marketed as "warm" or "amber" still contain measurable blue and green light. The Dusk Lamp's spectrum proves complete elimination of both, verified by instrument — not just by eye.
The same instrument also confirmed 0% flicker, tested to the IEEE 1789-2015 standard with a "No Risk" classification. Because the Dusk Lamp runs on DC battery power, there is no mains frequency flicker — something most plug in bedside lamps cannot claim.
Spectral output showing a single sharp peak at 631nm with no energy in the blue or green wavelength ranges.
Spectrometer data screen showing 631nm peak wavelength, 1001 K colour temperature, and zero blue light content.
Flicker measurement confirming 0% flicker — classified as "No Risk" under the IEEE 1789-2015 standard.
Is the Dusk Lamp right for you?
This might be right for you if...
- ✓ You want to protect your circadian rhythm and support natural melatonin production in the evening
- ✓ You want a light source for your evening routine that is completely free of blue and green wavelengths
- ✓ You want a portable, rechargeable lamp you can move from room to room without cables
- ✓ You want a gentle night light for children's bedrooms that won't disrupt their sleep
- ✓ You want to reduce eye strain and nervous system stimulation from harsh overhead lighting after dark
- ✓ You want a simple, affordable first step towards a circadian friendly home
This might not be right for you if...
-
✗
You are looking for a red light therapy device for skin, eyes, joints, or muscles — the Dusk Lamp is a circadian lighting product, not a therapy device
→ Consider the Target Light 670 or Target Light 2.0 -
✗
You need full body red light therapy coverage
→ Consider an Advantage panel -
✗
You want blue light protection for your eyes while using screens during the day
→ Consider our blue light blocking glasses -
✗
You want a wearable device for joint and muscle support
→ Consider the Advantage Wrap
Customer Reviews
Overall rating: 4.4 / 5 from 56 reviews.
It's a great light but the battery charge has quite a short life.
This was a “freebie” which we didn’t really want but it is great for reading with at night times , very relaxing
Using the Red Light Desk Lamp in the evening has definitely improved my sleep.
Great lamp! It is just dim enough for my liking. I use it in the bathroom at night time to stop needing to switch the bright LED bathroom light on which will disturb my winding down time for bed
Use the red light lamp every night. I can still read by its warm glow. Also great during the night if you have to get up it’s not harsh and helps with getting back to sleep.
This light is just what I needed. Something cable free that I can use to wind down on the sofa or in the bath and then use it for reading. Also as a bedside table lamp for when I wake up in the middle of the night so I don’t disturb melatonin
Must be honest, I've not yet tried it but it is on charge and I can't wait to try it this evening! I purchased it to help me wind down at night during my baths after football, as I just cannot relax and sleep after a 6 a side session! I was blown away with the free complimentary blue block glasses that came with my delivery!! I was going to purchase some soon anyway! Thank you 😊
I find the glow of the lamp very relaxing and it helps me to sleep.
Great very strong light but does not keep charge long enough to make it really useful in the kitchen where bright light is needed! And it takes ages to recharge about 4 hours! So not really what I thought it would be!
It is great! It really helps to wind down. Besides, I love the reddish atmospere It creates in the room.
I love my lamp so much that I've had to share with others, the delight that it brings! :-) Purchased a good few as gifts too, and had great feedback. It's a great introduction to the RLT world! Although the 630nm wavelength that it uses is not a theraputic dose, it's a good starting point for discussion with those new to the topic. I would not hesitate to recommend this little baby to anyone in need of a little comfort during the cold winter nights. Thanks so much RRR! :-)
I would like it last longer time after a charge
We weren’t sure at first if we would like the red light dusk lamp, however now we are used to it we love it! It gives a lovely warm glow to our room, which is supportive for winding down and sleep .
I find this lamp very relaxing and use it for when I read in bed before I settle down to sleep. Also first thing in the morning to save that shock of first light on these darkish early mornings. My eyes have not felt so tired during the day. So the Dusky Lamp is certainly a hit with me.
I love the design. The delivery was on time. I sleep much better since I started to use it. Many thanks to the Red Light Team.
I wait for a new sending from you because the lamps I bought hade some problems with the battery. I sent you an email and we are in contact Greetings
Still waiting on two other items from my order no doubt will not be here before Christmas 🎅 and they were intended to be gifts extremely dissatisfied
I feel inmediately calm when I turn on the light in the evenings. Althoigj I would like the battery to last longer. The design is modern and looks nice in my bedroom.
These lamps are incredible. I will be purchasing more of them in the near future.
Amazing experience and really nice rest since I have the lamp
Tolle Lampe! Leider hält der Akku nur ca. eine Stunde, sodass ich ihn jeden Tag aufladen muss, um nicht kurz vor dem Schlafen gehen doch noch die normale/weißere Nachttischlampe anschalten zu müssen. Ob sie auch mit Kabel betrieben werden kann, steht nirgends. Schade!
I love the bright light ...we have it outside tonight as its so warm. I just wonder if you get Red light therapy from these lamps also ? Im not sure as i have your other models too... Delivery fantastic .Great value.. Kindest regards , Lorri.
Very nice lamp
Great light which brightens your day would recommend, very sleek and modern
Beyond expectations- Just buy one! The light although tall enough to project from a bedside table, is stable and easy to manipulate. It takes about four hours to change and then will run for about 8 hours at full brightness. It can of course be left plugged into a charger but to extend battery life occasional discharge/charge cycling is wise. The revelation is how pleasant reading is when using this light and the ease of then making a wonderfully smooth transition to REM and deep sleep (validated with Apple Watch). At any time during the night touching the base turns the light on and the divergent beam reflects of bedroom walls to provide adequate lighting when visiting the bathroom etc.
Great light i have also got a half stack red light machine from you.I love all your products.They are the best on the market. The light is amazing.
A wonderful light from RLR, I have two of these now in my bedroom, such a relaxing way to end the day. Great quality lights at wonderful prices. Thank you.
Clear enough to see the room by or use the dimmer and be even more restful. Keep switched off when not in use to prolong the battery charge. Simply and movable.
It was a gift for a friend and she is delighted with the calming glow of the lamp.
A soothing experience in the later hours of the day. Whether it's helpful in other ways, I don't feel qualified to comment.
Wonderful to support relaxing at the end of the day. I haven't yet tried using ambient red light lamp in the morning. The design looks beautiful and minimalistic, very easy to use. A keeper!
This lamp has got a great design but it’s very red, which should admittedly have been very obvious to me but I find it quite an off-putting red. It’s brighter than the pink salt lamp I was using beside my bed, even at it’s lowest setting. I’d wanted a bedside light that didn’t use electricity like this one but as it’s brighter than my old lamp, I find it wakes up my brain too much when I put it on so I’m not going to use it there and I’ve yet to find where I am going to use it.
I love the elegant look and style of the lamp but I think it needs a stronger battery as the light does not last long.
I absolutely love my new red light it's so useful, I can even take it with me when I go to the bathroom in the middle of the night. It's super easy to charge and adapt to anything I'm doing. I love it
Only just started using the bedside lamp. Bought it to help me sleep better.
Love it! Portable, easy to use and very stylish.
A good design overall, but aesthetically, would prefer it in all shades of grey to black!
Brilliant lamp. It’s very light and easy to move around with no worries about power sockets. I read in bed so have the light focussed on my book. It’s also good to know that the light won’t keep me awake.
Love the colour this brings and best of all it’s completely mobile honestly love that it’s no cord!
Frequently asked questions
01
Does the Dusk Lamp emit any blue light?
–
No. We tested the Dusk Lamp using a Hopoocolor OHSP-350F spectral irradiance meter, which measures the exact wavelength output across the full visible spectrum. The result is a tight emission peak at 631nm with all output falling within the red spectrum. There is zero measurable energy below 530nm — which means no blue light and no green light.
This matters because blue and green wavelengths are the ones that suppress melatonin production and signal to your brain that it is still daytime. The Dusk Lamp eliminates both entirely, making it suitable for evening use without disrupting your body's natural sleep preparation.
Many lamps marketed as "blue light free" or "warm white" still contain measurable blue and green wavelengths. The Dusk Lamp does not.
02
Is the Dusk Lamp flicker free?
+
Yes. The Dusk Lamp measures 0% flicker, tested to the IEEE 1789-2015 standard with a "No Risk" classification.
Many cheap bedside lamps and salt lamps flicker at mains frequency. Even when flicker is not visible to the naked eye, it can contribute to eye strain, headaches, and general discomfort — especially in a dimly lit room where your pupils are dilated and your eyes are more sensitive.
The Dusk Lamp runs on DC battery power, which eliminates mains frequency flicker entirely. This is one of the advantages of a battery operated lamp over a mains powered one.
03
Does the Dusk Lamp actually help with sleep?
+
Blue and green light below 530nm signals to your brain that it is still daytime, suppressing melatonin — the hormone that helps you fall asleep. Standard household lighting, even bulbs marketed as "warm white," still contains measurable blue and green wavelengths.
The Dusk Lamp emits only 630nm red light, which sits well above the circadian sensitive range. This means your melatonin is free to rise naturally as the evening progresses.
Many of our customers report noticeable improvements in how quickly they fall asleep and overall sleep quality when using the Dusk Lamp consistently from sunset onwards.
04
Why does the Dusk Lamp block green light as well as blue?
+
Most people know that blue light disrupts sleep, but research suggests that green light below 530nm also suppresses melatonin production. The two wavelength ranges sit next to each other on the visible spectrum, and both signal to your brain that it is still daytime.
Many lamps marketed as "blue light free" or "amber" still emit measurable green wavelengths. This is why they appear orange or warm white rather than deep red.
The Dusk Lamp eliminates both blue and green light entirely. The deep red glow you see is 630nm light only — with zero energy in the circadian sensitive range below 530nm. This is why it appears deep red rather than amber or orange.
05
What colour temperature is the Dusk Lamp?
+
1001 K — significantly warmer than candlelight, which sits at around 1800 K.
Colour temperature is measured in Kelvin. The lower the number, the warmer and redder the light. Standard household bulbs are typically 2700 K to 3000 K. Even bulbs labelled "warm white" are nearly three times the colour temperature of the Dusk Lamp.
At 1001 K, the Dusk Lamp produces an ultra warm deep red glow that is specifically designed to support your body's natural wind down process in the evening, without the amber or orange tones that indicate residual blue and green light content.
06
Is the Dusk Lamp bright enough to use as my only light source in the evening?
+
Yes. The stepless brightness control lets you set the lamp anywhere from a soft, barely there glow to a functional reading and cooking light.
At higher brightness, the Dusk Lamp provides enough light to read, cook, do household tasks, and move around your home comfortably. As you wind down towards bed, simply hold the touch sensor and dim it gradually to match your mood.
Many of our customers use the Dusk Lamp as their only light source from sunset until sleep, replacing all overhead lighting in the evening.
07
Can I use the Dusk Lamp in any room?
+
Yes. The rechargeable battery means you can move the Dusk Lamp wherever your evening takes you — bedroom, kitchen, bathroom, living room, children's rooms, or even the hallway.
It works beautifully as a bedside night lamp, a kitchen counter light while preparing an evening meal, a bathroom light for your evening routine, or a soft night light for children who are sensitive to harsh lighting before bed.
At just 488g and 54cm tall, it is light enough to pick up with one hand and compact enough to take travelling.
08
Can I use the Dusk Lamp while working on my computer or watching a movie?
+
Yes. Place the Dusk Lamp near your screen while working in the evening or watching a movie. The warm red glow helps balance out the harsh artificial light coming from your screen and creates a much more relaxing visual environment.
For even better protection, pair the Dusk Lamp with our NightPro blue light blocking glasses — the lamp softens the room while the glasses filter the blue and green light coming directly from your screen.
09
How do the brightness controls work?
+
The Dusk Lamp uses a simple touch sensor with stepless brightness adjustment. Touch the sensor once to switch on. Then touch and hold your finger on the sensor — the brightness adjusts continuously as you hold. Release when you reach the level you want.
There are no fixed brightness levels, no buttons, and no complicated settings. You get a smooth, continuous range from the dimmest glow to full brightness, so you can always find exactly the right level for your mood and activity.
Touch the sensor once again to switch off.
10
Can I leave the Dusk Lamp plugged in permanently?
+
Yes. The Dusk Lamp has a built in 1800mAh rechargeable lithium ion battery, but you can also leave it plugged in via USB-C permanently — for example, on your bedside table.
The battery is there for portability, so you can pick it up and move it from room to room without cables. But if you prefer a permanent bedside setup, simply leave it plugged in and it will run from the mains power while keeping the battery topped up.
11
Is the Dusk Lamp the same as a red light therapy device?
+
No. The Dusk Lamp is a circadian lighting product, not a red light therapy device.
It emits 630nm red light at a low intensity designed for ambient evening lighting and circadian rhythm support. It is not powerful enough for red light therapy treatments, which require significantly higher irradiance delivered at close range.
If you are looking for a red light therapy device for skin, eyes, joints, or muscles, explore our Target Light range or our Advantage panels.
12
Does the Dusk Lamp produce any EMF?
+
When running on battery power (which is how most people use it), the Dusk Lamp produces absolute zero EMF across every measurement mode — 0 mG magnetic, 0 V/m electric, 0 mW/m² radio frequency. We tested it with a TriField TF2 EMF meter and there was nothing to measure.
If you use the lamp while it is plugged in and charging, there is a small amount of EMF from the charging circuit — 0.5 mG magnetic and 18 V/m electric. These are low readings and well within normal range for any device connected to a mains charger. For the absolute lowest EMF, simply unplug the lamp before your evening session and run it on battery.
This makes it an ideal bedside device. No mains connection needed, negligible electromagnetic fields, and no blue light. Just a warm 630nm red glow designed to support your natural wind down routine.
It's worth bearing in mind that every electronic device you use in daily life produces some level of EMF — your phone, your TV, your kettle, your fridge, your Bluetooth headphones, your fitness tracker. EMF is a normal part of modern life and virtually impossible to avoid entirely. The additional EMF exposure from a red light therapy session is small in the context of everything else you're already exposed to, and we believe the wellness benefits of consistent use far outweigh any concern about the modest EMF levels involved.
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