MaxWorks 70889 12-LED Headlamp, Battery Powered Helmet Light, with Adjustable Elastic Headband & 6 Different Ratcheting Angle Positions For Hiking, biking, Running, Camping, 3 Pack Set 4 modes: 4 LED, 8 LED, 12 LED and 12 LED flashing Enjoy up to 14 hours of collective use before batteries need to be replaced Fully adjustable ergonomic elastic headband designed for Total comfort 6 different angle ratcheting positions for flexibility and convenience Rugged moisture/water resistant encased light housing developed to last for years of use