Features Emits up to 200 lumens on max setting Multi-faceted optical lens design runs on two AAA alkaline batteries, included Settings include full strength in proximity and distance modes, dimming, strobe, red night-vision and lock mode IPX8: Waterproof-Tested to operate at least 1.1 meters underwater for 30 minutes. If submerged, water may enter the battery compartment and it will still operate; it should be completely dried out after use in wet conditions. Digital lockout feature safeguards against accidental use when stored in a pack or pocket.