The Coast PX10 LED UV flashlight combines three white LEDs for general flashlight uses with three Ultra Violet LEDs, each controlled by its own switch. The UV LEDs can be used for leak detection or to identify security features on identification cards and money. Built tough, an impact-resistant, lightweight aluminum casing resists rust and corrosion. Tested and rated to ANSI/FL1 standards, the PX10 also features unbreakable LED’s and rubberized O-ring for reliable water resistance and durability. Backed by Coast's lifetime guarantee against defects in materials and workmanship.