Rechargeable. Big LED Long Range LED. High quality and durable design. Adjustable head strap. Adjustable inclination. Widely used for camping, hiking, fishing, biking and so on. Also a good friend at home for emergency use. Cute design, portable with adjustable strap, easy to use. Energy-saving with super bright and powerful LED. Light weight and Weather proof. High Intensity Ultra Bright Big LEDs. Extensive Lifetime of LED (100,000 hours). On / off switch at rear of the unit, light up for easy access when dark.