Compact flashlight with hi-intensity Xenon lamp will cut through smoke, fog and dust. Rated IP67 submersible (1 meter, 30 minutes). CSA, IEC and ETL approved non-incendive. Twist-on shroud. Includes shirt clip, xenon lamp module and two (2) AAA-cell alkaline batteries. Tested light output is 11 lumens with 1½ hours of battery burn time. This light has a removable blue filter disk. The disk filters out most of the visible light emitted.