To US customers, according to NRC regulations, we can't ship tritium to the US, thanks for understanding. 

The Tritium Vial measuring 1.5mm by 6mm is a compact, self-illuminating accessory designed for seamless integration with a wide range of gear and tools, especially those used in low-light or no-light environments. Whether you're a flashlight enthusiast, an EDC (Everyday Carry) aficionado, a tactical gear user, or simply someone who values subtle yet constant visibility on your key tools and items, this vial brings both practicality and aesthetic enhancement in a minimal, durable format. Despite its small size and light weight—just about 1 gram—the vial delivers impressive utility and versatility, making it an excellent accessory for those who prioritize function, innovation, and personal customization.

At its core, this tritium vial operates on the principle of radio-luminescence. Tritium, a hydrogen isotope, emits electrons through beta decay, and when these electrons strike a phosphor coating on the inside of the glass vial, light is emitted. This process continues around the clock without requiring any power source, sunlight, charging, or batteries. This makes the vial a self-sufficient illumination tool, capable of providing a constant, low-level glow for years—typically 10 to 20 depending on manufacturing and initial tritium content. In other words, once installed, this vial becomes a reliable beacon of visibility that never needs maintenance or recharging, ensuring your gear is always easy to locate even in total darkness.

The 1.5mm x 6mm form factor is purpose-built to be small enough to be unobtrusive yet large enough to produce visible glow when needed. Its compatibility with a broad range of products makes it a widely adopted component among hobbyists and professionals alike. This size is ideal for integration into specialized flashlight tailcaps, key fobs, EDC gear, wristwatches, knife scales, optical sights, and even custom 3D-printed housings. Products that are designed to accept tritium often include dedicated slots, grooves, or recesses where the vial can be carefully installed and held in place with adhesives, clear resins, or fitted hardware. Its integration is both functional and decorative, adding a touch of personalized brilliance to your tools or accessories.

What makes this particular tritium vial even more appealing is the availability of six distinct color options: Green, Purple, White, Orange, Yellow, and Ice Blue. Each color has its own unique character and level of brightness. Green is traditionally the brightest due to the higher efficiency of green-emitting phosphors in response to tritium decay. It's the most common choice for tactical and utilitarian applications, such as night sights on firearms or emergency beacons on gear. Ice Blue and White offer a cooler, modern aesthetic with slightly less intensity, making them favorites for more subtle applications or where appearance is equally important. Orange and Yellow provide warmer, more unique hues that are great for distinguishing different tools or adding variety to your setup. Purple is an intriguing, deeper tone—darker than Ice Blue—and offers a mysterious, low-profile glow that's both beautiful and understated.

Beyond color and size, the construction quality of this vial is worth emphasizing. Made from durable glass, it is engineered to contain the tritium gas safely for many years without leakage or degradation under normal use. However, care should always be taken when handling tritium capsules, as the glass—while durable in its application—is not immune to mechanical breakage. When installing the vial, it is advisable to avoid direct pressure, avoid bending or forcing it into tight spaces, and use secure housings that provide cushioning or stability. In most cases, the vial is recessed or encased in metal or plastic enclosures that offer protection from impacts and prevent direct exposure to mechanical stress.

This accessory finds its home in a surprising variety of everyday tools and hobbyist projects. In the flashlight community, it’s common to see tritium vials embedded in tailcaps or bezels, helping users locate their light sources in the dark. TEC Accessories Glow Fobs and Isotope Fobs are some of the most popular third-party carriers for tritium, offering stylish ways to hang a glowing beacon on keychains, backpacks, or zipper pulls. In tactical and survival gear, tritium vials are frequently embedded in knife handles, multitools, or compass dials, ensuring essential equipment remains visible even in pitch-black conditions. On high-end watches, tritium vials or similar tubes are used to provide a constant glow on watch hands and markers, negating the need for luminescent paint that requires recharging via light exposure.

One of the most significant advantages of the 1.5mm x 6mm tritium vial is its zero-maintenance nature. Once installed, it operates independently for its entire lifespan, requiring no upkeep, charging, or replacement for many years. Unlike glow-in-the-dark materials, which fade over time and need exposure to light to recharge, tritium remains consistent, offering the same level of brightness from the moment it is manufactured until the tritium naturally decays beyond visible intensity. This reliability makes it an ideal feature for emergency tools, survival gear, or any equipment that might be used in unpredictable and extreme environments.

The aesthetic appeal of tritium also shouldn’t be underestimated. These glowing vials have found a niche among collectors and makers who value both form and function. Custom knife makers, flashlight modders, and EDC gear designers often incorporate tritium into their products not just for visibility, but for the distinctive glow that adds sophistication and uniqueness. Having a tritium vial in a subtle accent—perhaps in the tailcap of a titanium flashlight or nestled inside the spine of a custom folder—instantly elevates the product, turning a simple object into something personal, futuristic, and alive with color.

Safety, of course, is always a concern when dealing with any radioactive material, but it’s important to understand that tritium vials are sealed and contain only a small amount of low-energy beta radiation, which cannot penetrate the glass capsule. As long as the vial remains intact, it poses no radiation risk to users. The tritium gas itself is inert and, in the unlikely event that a vial breaks, would quickly dissipate into the air without causing harm. Still, responsible handling is recommended—both to protect the user and to preserve the longevity of the vial.

In conclusion, the 1.5mm x 6mm Tritium Vial is a powerful blend of science, utility, and visual appeal packed into a tiny, elegant package. It brings life and visibility to gear that otherwise might be lost in the dark, serving both practical and aesthetic purposes. From tactical tools to collectible accessories, it finds a home in countless settings where reliability, illumination, and personalization matter. With its wide color range, durable design, and universal compatibility, this vial offers a cost-effective way to upgrade your equipment or bring new life to your favorite everyday items. For anyone seeking a dependable glow that never quits, the tritium vial delivers a unique solution that stands the test of time—no batteries, no light, no compromises.

SHIPPING
The final shipping cost and estimated delivery timeframe will be available to you during checkout. Currently, we offer 3 International shipping methods which are steady and easy to track. Priority worldwide shipping, Premium ( Partial countries) and a faster Express shipping. The estimated times stated below are not guaranteed. An international package could experience delays like postal strikes or severe weather or Cov-19 situation. All shipping ways, PO Box address is not acceptable.

For some flashlights, there's a pure battery inside（phone charging）,If We can not ship your packages via USPS or DHL,we'll ship your package in another way.

Note:
When you place an order for just the batteries, for easy shipping, faster and safe delivery, the batteries are placed in the flashlights.

If you don’t receive your order within the estimated time frame provided below and suspect that it might be lost in transit, please contact Flashlightgo Support ( support@flashlightgo.com ) and we can look into the order with the courier. Lost-in-transit requests must be submitted to Flashlightgo Support within 3 months of the date of shipping or before the courier archives the tracking information.

Option 1.
Express by DHL/UPS/Fedex/Aramax/SF etc ( there may be tax need to pay in this way),
The estimated time of delivery is usually 3-7 work days depending on the country. Includes detailed tracking and confirmation of delivery.

Option 2.
Premium ( 6-10days, All tax and Duty Paid),
All tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Option 3.
Priority shipping(1-2 Weeks, average 10 days)
If we marked it is with all tax and duty paid, all tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

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To ensure that you get the desirable product, we allow a seven-day product return period. Any product return application outside this period will not be entertained.
All returned product must be unused and the original package should be kept.

Return：
We do not offer return for personal products like socks and hats or food, magazine and fragile or dangerous products The original receipt must be available for application of return.

Discount products：
No product return for discount products

Gifts products：
If the item is marked as a gift when purchased and shipped directly to you, it cannot be exchanged , refunded or warranty.

Exchange：
We only replace items if they are defective or damaged.
Exchange service are offered only to wrong deliveries or product damage not caused by client. If needed, please email to info@flashlightgo.com.

Warranty
How long is the warranty period?
Flashlightgo warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order except the items listed below:
Chargers,Batteries and Other Accessories: 3 months warranty

Should the Product(s) supplied by Flashlightgo prove defective because of improper workmanship or material as reasonably determined by us, Flashlightgo agrees, at its option, to either repair or replace the Product free of charge, excluding any shipping or handling charges.

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