Fenix HP10 7 Level 225 Lumen LED Headlamp Headlamp provides bright and powerful light, waterproof design (IPX-8 standard) and lightweight body LED bulb combined with reflective lens reaches light level of 225 lumens casting 120-Meter beam Digitally-regulated, microprocessor-controlled output maintains brightness at all levels Runs on 3 AA batteries, 4 beam settings and 3 flash settings Lighting head made of aircraft-grade aluminum, ultra-clear glass lens with anti-reflective coating