Thank you for viewing our product from among many others. We are offering a high-performance UV black light equipped with 12 LEDs, which is useful for a wide range of purposes, from hobbies to practical applications! Features and Uses of This Black Light: It emits powerful ultraviolet (UV) light, making the invisible world visible. In particular, the wavelength of **395nm (nanometers)** is very suitable for fluorescence and phosphorescence. Detailed Benefits and Usage Scenarios: Essential for fishing tackle and lures! It quickly and powerfully energizes lures, egging, and glow-in-the-dark paint, causing them to glow brightly for a long time. Leads to improved fishing results. Checking for stains and spots: It clearly reveals pet urine stains and dried-up spots on carpets, futons, etc., in hotels and homes, assisting in cleaning. Counterfeit Detection: It can react to the fluorescent ink used in passports, credit cards, and some banknotes to prevent counterfeiting, allowing for authenticity checks. Mineral and Gemstone Appraisal: As a hobby, you can observe the fluorescent reactions of specific minerals and resins. Product Advantages: Ultra-powerful 12 LEDs: Illuminates a wide area evenly and powerfully. Optimal Wavelength of 395nm: Highly efficient in exciting phosphorescent materials, making it highly practical. Tough Aluminum Alloy Construction: Lightweight yet durable body, safe for outdoor use. Waterproof (IPX4): Resistant to rain and splashes, suitable for use at fishing spots and campsites. Compact Size: Fits in the palm of your hand, making it convenient to carry. Product Specifications: Item Details: Number of LEDs: 12, Wavelength: 395nm (nanometers), Material: Aluminum alloy, Power Source: 3 AAA batteries (batteries not included), Waterproof: IPX4 equivalent (waterproof), Body Color: Black. Cautions and Requests: Emits strong ultraviolet light. Never shine directly into the eyes of people or animals. Keep out of reach of children. Batteries are not included; please prepare them separately. [Important] This product is a transaction between individuals on a flea market or auction site. Those seeking perfect product condition or detailed services (support) like those of a retail store should refrain from bidding. Please consider this product only if you understand the nature of individual transactions. Why not make your hobbies and life more convenient with this high-performance black light? We look forward to your bid.