This UV Flashlight is a task light for users who need to authenticate identification and currency. It's extremely small and compact, and can also detect hidden fluids, leaks, and troublesome scorpions. The 375nm ultraviolet light is made of machined aerospace-grade aluminum to be lightweight, and is IXP-4 water-resistant and impact-resistant to 2m. It has a removable penlight pocket clip so it stays in easy reach. The 5.11 Tactical EDC PLUV 1AAA 375nm UV Flashlight runs for 6 hours and 40 minutes on 1 AAA battery (included).