Precise Dual-Wave UV Detection: This ultraviolet flashlight combines 365nm/395nm (UV-A) and 254nm (UV-C) light sources in one tool, allowing for detailed inspection of gemstones, minerals, and security features under different wavelengths. & Focused Violet Light: Equipped with a quartz UV filter, the flashlight effectively minimizes ambient light interference, delivering a concentrated and violet beam for clearer fluorescence observation. Compact & Ready-to-Use Design: With a slim, handheld size of 5.1 inches, this portable blacklight flashlight is easy to carry. It arrives in a present-ready box, perfect for hobbyists, collectors, or professionals on the go. Smart & Safe Type-C Charging: Features an integrated smart chip with trickle charge technology via the Type-C port. The built-in power indicator helps avoid overcharging and clearly shows the battery status for your convenience. Versatile Identification Tool: This UV light may help reveal repairs, alterations, or authenticity markers in various items like jewelry, ceramics, stamps, and documents, supporting your evaluation needs.