Features: Premium Material: Crafted from durable, impact-resistant aluminum alloy, the ultraviolet flashlight is designed for longevity, with effective heat dissipation features that extend the life of the lamp beads. 365NM Invisible Light: Emitting a 365nm light that is unseen by the naked eye, this flashlight is ideal for detecting fluorescent agents and security codes. Its UV black filter lens minimizes ambient light interference, delivering a purer UV light for precise results. Rechargeable Flashlight: With its built-in lithium battery lithium battery, the UV flashlight offers a long battery life of 240-360 minutes. Its USB compatibility allows for convenient charging from various devices, eliminating the need for frequent battery replacements. Compact & Portable: Measuring just 10.3*2.4cm/4.06*0.94inch, the UV flashlight is small enough to fit into a pocket, toolbox or backpack, making it easy to carry and use anytime, anywhere. Wide Application: The UV light is capable of highlighting a variety of fluorescent materials to identify cat urine, stains, or other fluids on various surfaces. It also serves as a reliable device for detecting cat ringworm and verifying the authenticity of banknotes, amber, jewelry, etc. Specifications: Item Name: UV Flashlight Main Material: Aluminium Alloy Lens: UV black filter lens Wick: 365NM ultraviolet light Battery: Built-in lithium battery lithium battery Endurance: 240-360 minutes Color: Black Size: 10.3*2.4cm/4.06*0.94inch Package Information: Package Size: 11*3*3cm/4.33*1.18*1.18inch Package Weight: 73g/0.16lb Package List: 1 * UV Flashlight 1 * USB Charging Cable