detection capability: This UV flashlight operates in a precise wavelength range of 395 400 nm and brightness to reveal invisible details such as invisible ink and hairline cracks quickly and safely. Easy to use: The user friendly switch lets you switch between modes: strong light, low light, and strobe. Telescopic focusing provides improved precision for targeted viewing. Reliable power and rugged build: Low energy consumption and a waterproof construction ensure dependable performance in harsh outdoor conditions. Its broad applicability supports dark area evidence gathering without worrying about power loss. Broad application range: Bright illumination reaches into the darkest corners and is well suited for detecting pet urine stains, scorpions, and curing resin. Use scenarios: Forensic and crime scene searches in low light to reveal invisible marks or residues. Home and outdoor inspection to detect pet urine stains, scorpions, and cured resin in hard to see areas. Maintenance and inspection tasks in workshops or vehicles to uncover hidden leaks or micro damage under UV light.