The QUANTUM® rechargeable pen light features a 3-in-1 design with an ultra-bright COB LED light strip, pen light, and UV light for leak detection. The 200 lumen output and slim design make this rechargeable pen light ideal for inspecting tight narrow areas. The lightweight, precision crafted aluminum housing is designed for use in harsh environments. The spring steel pocket clip keeps the light secure in your pocket or tool bag. Ideal for identifying counterfeit currency, locating leaks in systems that use fluorescent dyes, and detecting scorpions in dark areas.