Underwater Kinetics 4AA eLED RFL Flashlight (Safety Yellow) 225 Lumens / 6.5 hrs225 lumens 6. 5 hrs: Smooth wide angle beam 4AA Batteries: Included Waterproof: 10 ft 3 m Intrinsically Sage Zone 0: 11 1G Ex is op is IIC T4 Ga II 1D Ex is ap is IIIC T75 C Da IP67: Internal protection from fine dust and liquids Mounts To all Work Helmets: With UK Helmet Clips (Not included) 6+ Hour Battery Life: Powered by 4 AA Alkaline Batteries (Included) Smooth, Wide Angle Beam: Ideal for lightning on a broad area eLED Technology: High Efficiency