3M™ HL300IS Hard Hat 150 Lumen, Intrinsically Safe Task Light

This versatile headlamp allows for hands free lighting for industrial workers that need intrinsically safe equipment in hazardous locations. Class I, II and III; Division 1 and 2; Groups A-G; Temp Class T4; Ambient Temperature range, Ta -20 to 40C. Waterproof (IPX-7 rated), 150 lumen intrinsically safe light with flood and spot lights for use with 3M hard hats. Weighing only about 92 grams but able to run up to 108 hours in spot setting and 95 hours in flood setting. Includes 3 AAA batteries and three attachment options-nylon head strap, rubber hard hat strap, and 3M? Dual Lock fastener which works well for securing the headlamp to many hard hat designs and materials.