Vantage - Shock-Proof, LED Helmet Light, Black, 69140 The solution to firemen’s hands-free lighting needs. Compact, powerful, shock-proof, and virtually indestructible! Lightweight, compact design easily attaches/detaches above or below brim on fire helmets, industrial helmets and hard hats. Delivers 115 lumens; 167 meter beam distance; runs 6 hours. Features an ultra-bright blue taillight LED (green model features an ultra-bright green taillight LED) Fits both traditional and modern style helmets Tighten clamp with your fingers. No tools necessary! Swivel clamp and insertable 5° angle adjuster to optimize beam location Rotates 360 degrees on clamp Anodized aircraft aluminum construction with high temperature, shock mounted, impact resistant Boro Float glass lens High-impact, chemical-resistant polymer LED housing with reflective strip IPX7 waterproof to 1 meter for 30 minutes Uses two 3V CR123A lithium batteries (included) 3.26 in. (8.28 cm); 5.14 oz (145.7 grams) Limited Lifetime Warranty Assembled in USA Meets requirements of NFPA 1971-8.6 (2013)