365nm Ultraviolet LED Flashlight, 3-in-1 Yellow and White Jewelry Identification Lights with Measuring Scale

Features: 1. 3-in-1 Light Color with 3 Modes: The LED light combines purple, white, and yellow light. It measures 22 mm in diameter and 130 mm in length. Small size, easy to carry. 2. Ultraviolet Flashlight: It can easily detect pet stains. It can check if bills and banknotes are counterfeit, which can help in appraising antiques. 3. Purple Light: Not as bright as white light, this is 365nm UV light, not normal 395nm UV light. It is not for general illumination but for special functions such as current identification, spotting, authenticating currency, driver's licenses, official ID cards, passports, dried transparent materials, urine, stains, or marks on carpets, rugs, and clothing. 4. White and Yellow Light: White light for indoor or outdoor illumination. Yellow light is particularly useful for jewelry identification, and yellow light is also used in traffic lights, car fog lights, and night fishing. 5. Convenient to carry: The flashlight with length measurement function is ideal for business, academic research, antiques, and fits in pockets and laptops. Specifications: Item Type: Ultraviolet Flashlight Material: Aluminum Alloy Weight: Approx. 151g / 5.3oz Diameter: 22mm / 0.9in Length: 130mm / 5.1in Power Supply: 1 x 18650 Lithium Battery (Not Included) Light Source: White, Yellow, Ultraviolet UV wavelength: 365nm Control: Rear key switch How to use: Insert the battery, press the rear switch to turn on, and press it again to change the lighting mode. Package list: 1 x LED ultraviolet flashlight