The waterproof headlamp is a lightweight outdoor spotlight with 6 diodes. The high-brightness LED headlamp provides a wider floodlight beam and delivers up to 12,000 lumens of super bright light and a 500 m beam. The LED flashlight offers multiple lighting options with 8 different light modes to meet all your needs. If you have a portable power source, the rechargeable headlamp with two batteries can be charged at any time with a USB cable (included). The powerful headlamp is perfect for fishing, hunting, night skiing, hiking, camping and other outdoor or family activities. Please note: Do not look directly at the LED light. The first charge lasts at least 6 hours. The headlamp can work for 4 to 9 hours. When the green light turns on, the charging of the lamp is complete. Technical description: Head circumference: 58 cm Light source: 6 LED lights Maximum beam distance: 500 m Net weight of the product: 127 g Waterproof meets IPX4 standard Power source: lithium-ion battery (not included) and its USB cable (included) Composition: aluminum alloy + ABS Battery life: 4 hours in full power mode, 9 hours in economy mode Package contents: 1 headlamp 1 USB cable Rotates 90 It can be rotated 90. You can dim the light to a suitable angle at any time so that you can see the surroundings without tripping. IPX4 waterproof It can also be used when it is raining. Do not soak it directly in water. Not suitable for diving. USB rechargeable This headlamp comes with two replaceable batteries. You can charge it with the included USB cable. It can be used for a long time. With only one battery, this headlamp can also be used. It takes at least 6 hours for the first charge. The headlamp can work for 4 to 9 hours. When the green light turns on, the charging of the lamp is complete. Rear light On the back of the lamp, there is also a red light that can be turned on, which is also useful for being well seen by others at night, and the rear light can be independent of the front light.