Experience a bright, versatile illuminated penlight with 620mW output. The slim design lasts up to 5 hours on a single charge. The recessed glass lens protects from scratches and yellowing, delivering consistent illumination. Compared to 100W corded UV lights, this penlight performs better, allowing you to see through liquids like urine without amber glasses.","The flexible Slim UV Penlight features interchangeable LED heads and a comfortable, attachable headset, making it perfect for versatile use. Its compact design and long-lasting battery ensure convenience for everyday tasks or outdoor adventures.