- Feline ringworm detection with ultraviolet UV light. By illuminating the skin, fluorescing areas indicate potential ringworm in cats, enabling quick, non invasive screening at home or with a veterinarian. - Built in lithium battery with USB charging. Offers fast, convenient charging and wide compatibility with USB chargers and power banks. - Pocket size and versatile. Compact enough to carry in a pocket and also usable as an emergency power bank to charge mobile phones when needed. - Five lighting modes. Strong light, medium light, low light, flash and SOS, selectable to suit different detection needs and environments. - Multifunctional use. Not only for cat ringworm checks, but also suitable for money verification under UV and fluorescent agent detection. Use scenarios: - At home or in a veterinary visit, quickly screen a cat for ringworm before grooming or handling to prevent spread. - While traveling or on outdoor trips, keep a compact tool for pet health checks and as a last resort power source for a phone. - In stores or at home, use UV detection to verify currency authenticity and conduct fluorescent agent detection as needed.