Step Safely! 2-Beam Safety Light Secondary Beam shines (downward providing illumination to the foot path so you can safely see where you are walking. features Mounts To All Work Helmets With UK Helmet Clips (Not Included). Secondary Beam Illuminates the foot path for safety 6+ Hour Battery Life Powered by 4 AA Alkaline Batteries (Included). NO loss to burn time when using both beams. eLED Technology High efficiency optics for long-life LED specs * 170 lumens: Primary Beam 25 lumens: Secondary Beam Intrinsically Safe CL I, DIV 1, GP A,B,C,D T4 CL II, DIV 1 GP E,F,G CL III, DIV 1 Ex ia -20<Ta<+40°C t IP67 Internal protection from fine dust and liquids UNIVERSAL ~ HELMET CLIP Attach the 4AA to your slotted or brim style helmet for hands-free illumination. (visit uwk.com for more info) 14819 74r NYLON BELT POUCH Rip open flap gives easy access and seamed edges ensure long lasting quality, (visit uwk.com for more info] 14816