Energizer HDA32E LED Headlamp with Vision Optics and Two Modes (Batteries Included) Lightweight and comfortable Energizer Vision LED Headlamp works with 3 Energizer MAX AAA batteries (batteries included) Powerful light beam reaches up to 35 meters and toggles between high or low light modes and run time with a switch Puts out up to 100 lumens with its powerful white LED headlamp technology Comfortable, washable band with pivoting headlight directs the light beam where you need it This durable headlamp resists damage from drops up to 1 meter high, for worry-free use, whether youre hiking, biking, or climbing Runs for up to 10 hours on high mode