Woods Battery Operated Focus Headlamp With 21 LED Bulbs (Black) HANDS-FREE TACTICAL HEADLAMP FLASHLIGHT: this pro headlamp is a helpful assistant when you need both hands to focus on what youre doing; it allows you to go hands-free; perfect for fixing things, camping, running, biking or hiking adventures AAA HEADLAMP WITH 21 BRIGHT LED BULBS: using 3 AAA batteries and 21 LED bulbs that offer brilliant and long-lasting light, this best rated headlamp is reliable and wouldnt black out on you unexpectedly when you most desperately need light USER-FRIENDLY LONG LASTING HEADLAMP: this focus headlamp has an adjustable headband to let you adjust to fit your head; it also features a weatherproof switch with 3 power settings and a flash mode that works even in poor weather conditions PRACTICAL AND VERSATILE RUGGED HEADLAMP: this detachable headlamp is great for a wide range of activities, such as jogging, walking, hiking, camping as well as working underneath sinks or cars MECHANICS HEADLAMP SPECIFICATIONS: 2.5 x 2.8 x 2.2 in (6.4 x 7 x 5.6 cm); 3 AAA batteries required; bright LED light SATISFACTION GUARANTEED: A leader in a wide variety of electrical cord products, bulk electrical and electronic wire, surge protectors, garden lights, timer products and other accessories. Our Company strives to deliver strong performance every day!