The LED Multifunctional Headlight with 3 AAAA Batteries have comfortable and adjustable elastic head strap that allows for hands free use. There is aluminum construction with a top mount push button and comes inassorted colors. It features 8 super bright white 5 millimeter LED bulbs with 3 brightness modes. It is weather resistant and has a 50 degree panal swivel. It comes with a 1 year limited . Multifunctional headlight with batteries. 42 Lumens LED light. 3AAA Batteries included. 12 Hours of run time. Top push button switch. Two brightness modes 8 LEDs bright 4 LEDs dim. Supper bright red LED and one super bright green LED. Aluminum body. Dimensions: 5 L x 6.63 W x 2 H.