Better for those looking for portability: Made of aluminum and rubber, it weighs less than 12 ounces and is lighter than a standard headlamp. It is especially suitable for long night activities such as jogging, cycling and camping. | Four modes of headlamp & multiple use: this headlamp can adjust the focal length freely, can illuminate a wide range, also can illuminate a narrow range. And the head lamp has 4 modes, can be adjusted according to their own needs. In addition, the headlamp mode includes an emergency flash to signal danger to others in times of crisis | Waterproof Outdoors: When using headlamp outdoors, you don't have to worry about unexpected rain. High quality, leak-proof, waterproof wiring inside the headlamp ensures that your lights stay on, even if the headlamp get soaked by rain. | Amazing battery life: Due to the advanced design of the product, with the headlamp set to the brightest mode, the battery will last two times longer per charge than normal batteries. The display time is longer than the normal headlamp. | 90 degree lighting & waterproof outdoor use: ultra-light, practical, reliable and durable. The headlamp bulb can be rotated 90 °. Use the headlamp to rotate the light in any direction you want. External waterproof rating IPX4, waterproof switch, safe use in rainy days; Inside, there's high-quality, leak-proof, waterproof wiring to make sure your lights stay on, even if the rain is soaking through.