{"product_id":"395nm-uv-blacklight-flashlight-zoomable-usb-rechargeable","title":"395nm UV Blacklight Flashlight – Zoomable USB Rechargeable 600LM","description":"\n\u003ch2\u003eESMARTER 395nm UV Blacklight Flashlight – Zoomable, Rechargeable \u0026amp; Waterproof\u003c\/h2\u003e\n\u003cp\u003eIlluminate what the naked eye can't see with the \u003cstrong\u003eESMARTER K31 395nm UV Blacklight Flashlight\u003c\/strong\u003e. Pumping out \u003cstrong\u003e600 lumens\u003c\/strong\u003e of ultraviolet light at a precise \u003cstrong\u003e395nm wavelength\u003c\/strong\u003e, this powerful torch makes hidden stains, fluorescent minerals, scorpions, and cured resin glow instantly. Whether you're a crafter curing UV resin, a homeowner checking for hidden stains, or an outdoor enthusiast on a late-night adventure, this versatile UV light delivers every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e395nm UV Wavelength:\u003c\/strong\u003e Optimally tuned to reveal fluorescent substances, residues, and UV-reactive materials across a wide range of applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e600 Lumens \/ 10W Output:\u003c\/strong\u003e High-intensity UV illumination that covers distances up to 50 metres for thorough inspections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZoomable Focus:\u003c\/strong\u003e Twist the head to zoom in for pinpoint detection or zoom out for broad-area scanning — fully adjustable for every task.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Rechargeable Battery:\u003c\/strong\u003e Built-in rechargeable battery charges via standard USB, saving you money on disposables and keeping you powered up anywhere.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Aluminum Alloy Body:\u003c\/strong\u003e Tough, corrosion-resistant aerospace-grade aluminum alloy construction with a waterproof rating — ready for wet environments and rugged use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified:\u003c\/strong\u003e Meets rigorous European safety and environmental standards, giving you confidence in quality and compliance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Included:\u003c\/strong\u003e Ready to use straight out of the box — simply charge and go.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Can You Use It For?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e🔍 \u003cstrong\u003eUV Resin Curing:\u003c\/strong\u003e Quickly and evenly cure UV resin for crafts, jewellery making, and DIY projects.\u003c\/li\u003e\n  \u003cli\u003e🐾 \u003cstrong\u003ePet Stain Detection:\u003c\/strong\u003e Spot dried pet stains on carpets, upholstery, and flooring that are invisible in normal light.\u003c\/li\u003e\n  \u003cli\u003e🦂 \u003cstrong\u003eScorpion \u0026amp; Pest Detection:\u003c\/strong\u003e Scorpions fluoresce brilliantly under UV — perfect for outdoor camping checks.\u003c\/li\u003e\n  \u003cli\u003e💎 \u003cstrong\u003eMineral \u0026amp; Gem Identification:\u003c\/strong\u003e Make fluorescent minerals and gemstones glow for identification and collection.\u003c\/li\u003e\n  \u003cli\u003e🔦 \u003cstrong\u003eAuthentication \u0026amp; Inspection:\u003c\/strong\u003e Verify currency, ID documents, hotel rooms, and antiques with UV-reactive security features.\u003c\/li\u003e\n  \u003cli\u003e🎨 \u003cstrong\u003eCrafts \u0026amp; Art Projects:\u003c\/strong\u003e Activate UV paints, inks, and adhesives for creative projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eK31\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUV Wavelength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e395nm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLumen Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 LM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWattage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLighting Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 50m\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBody Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Rechargeable (Battery Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWaterproof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5l-electric-high-pressure-foam-sprayer-portable-car-wash-gun\"\u003e1.5L Electric Foam Sprayer – Portable High-Pressure Car Wash Gun\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-color-ice-flower-pearl-sand-wax-particles-diy-candle-making-kit\"\u003e10-Color Pearl Sand Wax Particles – Ice Flower Candle Making Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-16-scale-miniature-clay-bricks-set-scraper-red-wall-model-building\"\u003e1\/16 Scale Miniature Clay Brick Set with Scraper – Red Wall Bricks\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on UV light safety, refer to the FDA's guidance on UV lights and lamps.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What wavelength does this UV flashlight emit and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: This UV flashlight emits at \u003cstrong\u003e395nm\u003c\/strong\u003e, which sits at the near-UV\/visible violet border. This wavelength is highly effective at exciting fluorescent compounds — making pet stains, scorpions, UV-reactive resins, minerals, and security ink glow vividly — while remaining visible enough for easy aiming in dark environments.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I charge the ESMARTER K31 UV flashlight?\u003c\/h4\u003e\n\u003cp\u003eA: The K31 features a built-in rechargeable battery that charges via a standard \u003cstrong\u003eUSB cable\u003c\/strong\u003e (included). Simply connect it to any USB power source — laptop, wall adapter, or power bank — and charge until full. No disposable batteries required, making it an eco-friendly and cost-effective choice.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this UV flashlight be used outdoors or in wet conditions?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The K31 features a \u003cstrong\u003ewaterproof aluminum alloy body\u003c\/strong\u003e, making it suitable for outdoor adventures, camping, and use in damp or wet environments. Its durable construction also means it can handle everyday knocks and drops without issue.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the zoomable feature work on this UV light?\u003c\/h4\u003e\n\u003cp\u003eA: Simply twist the flashlight head forward or backward to adjust the beam focus. Zoom in for a concentrated spot beam ideal for detailed inspections, or zoom out for a wider flood beam to scan larger areas — making it versatile for UV resin curing, stain detection, and more.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What wavelength does this UV flashlight emit and why does it matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This UV flashlight emits at 395nm, which sits at the near-UV\/visible violet border. 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