HQRP 390 nM UV 100 LEDs Powerful UV Flashlight plus HQRP UV Tester. This large uv flashlight allows you to cover a much bigger area without losing the intensity of the UV light. This is a professional-quality UV light. HQRP UV flashlight specially designed for scorpions hunting, find minerals, find traces of the urine of animals, hunting down rodents, searching for wounded prey, checking pets for ringworm, hotel sanitary checks, inspection bathroom and carpets;for ID verification, verify the money, checks on the authenticity of documents, inspection glass for defects and cracks, checking leaks in cooling systems (with dyes), Do not look into this device while operating nor shine in any persons eyes.HQRP UV Radiation Meter: This meter shows you the level of UV radiation and helps you protect your eyes and skin from negative sunlight effect. The color of the meter changes from very light purple to dark purple depending on the intensity of the UV lighting. The darker the purple color is, the more intense is the UV lighing.