High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable
High Power 365nm UV Flashlight, Rechargeable

High Power 365nm UV Flashlight, Rechargeable

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Regular price$36.99
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Size chart

Use this reference guide to convert between centimeters, millimeters, and inches when shopping for crystals. All Crystal Destiny product listings show measurements in millimeters (mm).

Crystal size reference chart

CM to MM to Inches Conversion Chart

Centimeters (cm) Millimeters (mm) Inches (in)
0.5 cm 5 mm 0.2 in
1 cm 10 mm 0.39 in
1.5 cm 15 mm 0.59 in
2 cm 20 mm 0.79 in
2.5 cm 25 mm 0.98 in
3 cm 30 mm 1.18 in
3.5 cm 35 mm 1.38 in
4 cm 40 mm 1.57 in
4.5 cm 45 mm 1.77 in
5 cm 50 mm 1.97 in
5.5 cm 55 mm 2.17 in
6 cm 60 mm 2.36 in
6.5 cm 65 mm 2.56 in
7 cm 70 mm 2.76 in
7.5 cm 75 mm 2.95 in
8 cm 80 mm 3.15 in
8.5 cm 85 mm 3.35 in
9 cm 90 mm 3.54 in
9.5 cm 95 mm 3.74 in
10 cm 100 mm 3.94 in
11 cm 110 mm 4.33 in
12 cm 120 mm 4.72 in
13 cm 130 mm 5.12 in
14 cm 140 mm 5.51 in
15 cm 150 mm 5.91 in
16 cm 160 mm 6.30 in
17 cm 170 mm 6.69 in
18 cm 180 mm 7.09 in
19 cm 190 mm 7.48 in
20 cm 200 mm 7.87 in
25 cm 250 mm 9.84 in
30 cm 300 mm 11.81 in

Quick Reference

  • 1 cm = 10 mm = 0.394 inches
  • 1 inch = 25.4 mm = 2.54 cm
  • 1 mm = 0.1 cm = 0.039 inches

All Crystal Destiny product measurements are listed in millimeters (mm). Use this chart to convert to your preferred unit of measurement.

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This high power 365nm UV flashlight is built for collectors who want a strong glow across their whole display. Its large 21700 rechargeable battery powers longer viewing sessions, so you can sweep a full shelf and watch Yooperlite, volcano agate, fluorite and calcite come alive at once. Choose the model that fits how you collect, from a compact single LED to a three LED beam.

Product Highlights

  • Wavelength: 365nm longwave UV on every model, the collector's choice for revealing fluorescence in UV reactive crystals.
  • Style options: 1 LED, 3 LED or 1 LED Pro. The 3 LED model spreads light over a wider area for shelves and larger pieces.
  • Power: USB rechargeable with a high capacity 21700 battery for longer viewing sessions.
  • Body: sturdy black flashlight body sized for an easy grip.
  • Best for: Yooperlite, fluorite, calcite, selenite, glowing agates and mixed displays.
  • What's included: one 365nm UV flashlight in the style you choose.
  • Good to know: each stone responds differently to UV, and a dark room shows the strongest glow.

Why Choose a High Power 365nm Light

A small UV light is perfect for checking one stone at a time. A high power 365nm light lets you sweep an entire display, a bowl of tumbles or a large carving and watch the colors appear together. Because 365nm sits deep in the longwave UV range, it shows far less visible purple than common 395nm black lights, so the true fluorescence of each crystal stands out instead of being washed out. Collectors use this kind of light to compare pieces side by side, find the brightest patches on a crystal sphere and photograph the glow.

How to Use

  • Darken the room and hold the light 10 to 30 centimeters from your display. Move slowly to see every piece light up.
  • Use the 3 LED model to wash a whole shelf with UV, or the single LED models to spotlight one carving or sphere.
  • Pair it with Yooperlite and volcano agate for a dramatic orange and green display, and add fluorite for a cool blue contrast.
  • Arrange glowing pieces on crystal display stands and use the light for evening photos and videos.
  • Give it to a serious collector or rockhound. It makes a memorable birthday or holiday gift alongside a favorite UV reactive stone.

Care and Safety

Charge the battery fully before first use and recharge it when the beam weakens. Wipe the lens with a soft, dry cloth to keep the UV output clear. This is a strong UV light, so never shine it into anyone's eyes or at pets, and keep it away from young children. Use it for viewing sessions rather than leaving it pointed at a crystal for hours, since long UV exposure can fade some light-sensitive stones. Store it somewhere cool and dry.

Frequently Asked Questions

Which style should I choose?

The 1 LED is a compact everyday light. The 3 LED spreads a wider beam that suits shelves, bowls of stones and larger carvings. The 1 LED Pro is the upgraded single LED model for collectors who want the premium version of the classic design.

Will it make every crystal glow?

No. Fluorescence comes from natural trace minerals inside each stone. Yooperlite, many fluorites, calcites, selenite and some agates glow well, while quartz and many dark stones show little response. That variety is part of the fun.

Why does the beam look faint to my eyes?

Human eyes see very little 365nm light, so the beam looks dimmer than a purple party light. The crystal's own glow, though, shows more clearly because less visible purple washes over it.

How long does the battery last?

Run time depends on the model and how long you use it at a time. The 21700 battery is a large rechargeable cell, so it handles longer viewing sessions. Recharge over USB whenever the beam fades.

Is it a good gift?

Yes. It is one of the most exciting tools a crystal lover can own. Pair it with a UV reactive stone so the gift glows the moment the lights go off.

What Is UV Fluorescence?

Some minerals absorb invisible ultraviolet light and release it as visible color. This is fluorescence, and it comes from tiny natural impurities called activators. Yooperlite glows orange because of fluorescent sodalite. Volcano agate glows neon green from natural trace minerals. Fluorite often glows blue, while calcite can glow red, orange or pink. Two stones that look alike in daylight can glow completely differently under UV, which is why collectors love testing every new piece. Learn more about glowing minerals in The Crystal Tree of Knowledge.

Further Reading

Choose your style and light up your whole collection tonight.

Metaphysical properties are shared for spiritual and traditional interest only and are not medical advice. Our products are not intended to diagnose, treat, cure or prevent any condition.

  • Free shipping on orders over $100.00 within the United States.
  • We strive to process and ship orders within 1-2 business days
  • Estimated delivery time is typically 12-16 days, though it may vary based on the destination

We appreciate your patience and understanding as we work diligently to deliver your order promptly and securely. For any further assistance or inquiries regarding shipping, please feel free to reach out our customer support team.

Each crystal is natural and unique, with no two crystals being identical. Some crystal may contain naturally formed cracks within itself, not caused by other objects.

Please note that size, color, and patterns may vary due to the different batches of crystals and its natural inclusions, or hand measurements.

You can always reference the Size Chart on every product page to translate grams to pounds and ounces, and, millimeters and centimeters to inches.

Thank you for understanding and enjoying all the wonders of crystals.


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