- Advanced Stain Detection: Discover hidden stains with the upgraded 20W 4-core 365nm black light torch. This powerful tool allows for precise identification of invisible stains, including pet urine, food spills, bed bugs, and more on carpets, furniture, and other surfaces. - Convenient Type-C USB Rechargeable: Equipped with a robust 3000mAh battery, this UV torch offers 4-6 hours of continuous use. The Type-C USB input and output enable easy recharging and allow the torch to function as a power bank for your devices, eliminating the need for battery replacements. Indicator lights show charging status (red: charging, blue: fully charged). - Versatile Applications: This multifunctional UV black light is perfect for various uses: 1. Everyday Tasks: Ideal for detecting pet urine, checking for bed bugs, and fluorescent verification in hotels. 2. Outdoor Exploration: Useful for finding scorpions, insects, minerals, and tracking blood in activities like rock hounding. 3. Professional Use: Supports resin healing, A/C leak detection, and verifying authenticity of money, licenses, and jewelry. - High-Quality UV Filter Lenses: The torch features premium multi-layer filter optical lenses that block 99% of ambient light, ensuring purer and more effective ultraviolet output. The 365nm wavelength is optimal for achieving maximum results in stain detection. This black light torch is an essential tool for homeowners, outdoor enthusiasts, and professionals seeking reliable stain detection and verification.