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Ultralight CapLight – Clip-On Bottle Lantern & Flashlight

Ultralight CapLight – Clip-On Bottle Lantern & Flashlight

Regular price £30.00 GBP
Regular price £30.00 GBP Sale price £42.00 GBP
SAVE 28% Sold out

End Packing Clutter

Instant Camp Lantern

Always-On-Hand EDC

Eliminate Light Anxiety

Ultralight Versatility

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Ultralight CapLight – Clip-On Bottle Lantern & Flashlight -ByteOutdoor

Ultralight CapLight – Clip-On Bottle Lantern & Flashlight

Regular price £30.00
Regular price £30.00 Sale price £42.00
SAVE 28% Sold out
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Product Overview

Your pack is heavy enough. The constant battle between packing a bulky camping lantern for camp and a separate portable flashlight for the trail leads to clutter and compromise. It’s time to stop choosing and start simplifying.

The End of Redundant Lighting

The CapLight is the definitive solution for the prepared minimalist. This revolutionary clip-on bottle light consolidates your entire lighting kit into a single, feather-light device, transforming any standard water bottle into an instant, high-performance lantern.

A Curated Choice for Unburdened Adventure

Instant Lantern Conversion

Clip it on, turn it on. The integrated silicone dome diffuses light evenly, transforming your water bottle into a beautiful ambient lantern. Turn your tent into a cozy sanctuary without the bulk.

Dual-Beam System

Seamlessly switch between a powerful, focused beam for navigation and a soft, 360-degree lantern glow for area lighting. This is the ultimate dual-mode light for any situation.

Seriously Ultralight

At a mere 1.76 oz (50g), you won't notice it in your pack, but you'll never want to be without it. This is the pinnacle of ultralight camping gear, designed to eliminate weight anxiety.

From Pocket to Pavilion: Light on Demand

Flashlight Mode: Precision & Clarity

Engage the powerful, forward-facing LED for a focused beam. Perfect for navigating tricky paths, finding gear in your pack, or as a reliable emergency trail light.

Lantern Mode: Atmosphere & Comfort

Clip onto your bottle and activate the diffused light. The water bottle diffuser creates a perfect 360-degree ambient glow for cooking, reading, or sharing stories.

Light Tailored to Your Mission

Choose the LED that matches your adventure style. Both versions offer the same incredible functionality in our compact camp light design.

Explorer's Choice: Cool White

Optimized for maximum clarity and detail recognition. This bright, neutral light is ideal for technical tasks, navigation, and ensuring the highest visibility on the trail.

Curator's Choice: Warm White

Designed for comfort and ambiance. This soft, warm glow reduces eye strain and creates a relaxing atmosphere, perfect for unwinding in your tent or around the campfire.

Technical Specifications

  • Weight: 1.76 oz (50g)
  • Dimensions: 4.0 in x 2.2 in
  • Materials: High-Impact ABS & Aluminum
  • Brightness: Up to 280 Lumens
  • Runtime: 140 - 580 minutes
  • Charging: USB-C (Cable Included)

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Usage Scenario

Effortless Tent Ambiance

Ideal for: Solo hikers and campers setting up for the night.

As dusk settles, your tent becomes a cozy sanctuary. A quick click transforms your water bottle into a soft, diffused lantern, filling your space with a warm, even glow.

No more harsh, blinding headlamps. You can read, organize gear, or simply relax in perfect comfort, thanks to your compact camp light.

Illuminate Your Path

Ideal for: Late-night treks and navigating tricky terrain in the dark.

The trail disappears into the night, but you move with confidence. The CapLight's focused beam cuts through the darkness, revealing every root and rock ahead.

It’s the ultimate hands-free portable outdoor light, keeping your path secure and your hands ready for poles, maps, or balance.

Gather in the Glow

Ideal for: Group camping and enhancing shared moments.

The campfire crackles, and stories flow. Your CapLight, fixed to a water bottle, casts the perfect ambient glow over the circle of friends, illuminating faces without the glare.

This simple clip-on bottle light creates an inviting atmosphere, turning a good night into a great memory without any extra bulky gear.

Unwavering Trail Safety

Ideal for: The prepared minimalist who values safety and reliability.

A sudden change in weather or a wrong turn can happen. The CapLight’s powerful strobe mode ensures you remain visible, a critical beacon in an emergency situation.

It’s more than a convenience; it's an essential emergency trail light that takes up almost no space or weight in your pack.

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Frequently Ask

How long does the CapLight battery last?

The CapLight offers an impressive runtime of 140 to 580 minutes (2.3 to 9.6 hours) depending on the mode selected, ensuring you have light when you need it most.

What is the CapLight's weight and size?

Weighing a mere 1.76 ounces [50g] and measuring 4.0 inches x 2.2 inches [102mm x 55mm], it's designed for ultralight portability.

Is the CapLight water-resistant?

Yes, built with a rugged ABS and aluminum alloy body, the CapLight features water-resistant construction, making it ready for real-world outdoor conditions.

What types of water bottles are compatible?

The CapLight effortlessly screws onto most standard plastic water bottles, transforming your hydration into a wide-area lantern.

Does the CapLight come with a charging cable?

Yes, each ByteOutdoor CapLight includes a modern USB Type-C charging cable for universal convenience.

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Free Shipping

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Limited Time Free Shipping

for all orders over US$60

Processing Time

check icon 0-2 days to prepare your order for shipment.

Estimated Delivery

  • check icon 2-7 business days - U.S. & Canada
  • check icon 3-7 business days - EU, UK, Australia & New Zealand
  • check icon 3-8 business days - Japan, Singapore, Hong Kong & Mid-East
  • check icon 5-10 business days - Other Continental Regions
  • check icon 5-12 business days - Overseas Territories/Islands
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30 Days Return

We accept returns within 30 days of purchase.

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As Seen On

The ByteOutdoor Standard

Every product we carry must pass the ByteOutdoor Standard. We test for real-world performance and long-term reliability, resulting in one simple promise:

Our Standard in Action

98%

of our curated products perform without failure through their first season of demanding use.

92%

of customers agree our product descriptions accurately match their real-world performance.

90%

of customers would trust a ByteOutdoor curated product for their next adventure.

Metrics from our 2025 customer survey & internal performance data.

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Customer Reviews

Based on 8 reviews
75%
(6)
13%
(1)
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(1)
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M
Mark Jensen
This thing is genius for ultralighters

Okay, so I’ve been trying to shave ounces off my pack forever. My old setup was a mini headlamp and then some clunky lantern for camp. This CapLight? It replaced both. Seriously, it just clips on my Smartwater bottle at night and boom, I got a tent lantern. Then I pull it off, hit the trail, and it’s a perfectly capable flashlight. The warm white is great for chill evenings. Best new piece of gear I bought this year, no contest. Wish I’d found it sooner.

E
Emily Davis
Almost perfect for camp

This little light is awesome for camping. I use the lantern mode every single night to read in my tent, and it gives off such a nice, soft glow. The flashlight part is strong enough to walk to the bathroom in the dark. My only, tiny, complaint is that the clip can feel a little loose on certain older water bottles I have. It hasn't fallen off or anything, but I just wish it was a super snug fit on absolutely everything. Still totally recommend.

S
Sarah Chen
Super clever! Kids love it.

We took this camping with the family last month and everyone was obsessed. Turning a plain water bottle into a glowing lantern was such a neat trick. My son, Leo, kept asking to "turn on the bottle light." It's so small, I just toss it in my gear bag and forget it's there until we need it. Bright enough for inside the tent for sure.

C
Cécile Dubois
Lumière d'appoint essentielle

J'adore cette petite lampe ! Tellement légère, elle se glisse partout. Pour nos bivouacs, c'est devenu indispensable. La lumière diffusée par la bouteille crée une ambiance vraiment agréable le soir. Plus besoin de trimballer une lanterne lourde. C'est parfait.

K
Klaus Richter
Gute Idee, aber…

Die CapLight ist eine nette Idee, wirklich. Und sehr leicht. Für das Lesen im Zelt ist das Licht okay, wenn es an der Flasche ist. Aber als richtige Taschenlampe ist es mir nicht hell genug. Für den Weg im Wald nachts wünsche ich mir mehr Power. Trotzdem, für den Notfall oder etwas sanftes Licht, ist es brauchbar.