About this item【Super Brightness and Long Lifespan】Rechargeable headlamp with high-quality LED chip, excellent bulb can be used for 100,000 hours, brightness up to 90,000 lumens, irradiation light up to 600 meters, equipped with upgraded high-capacity 3 rechargeable BATTERY, allowing it to run for 10 hours at high brightness and more than 45 hours at low brightness.【90° Adjustable & 4 Modes】LED headlamp specially designed 90° adjustable angle, every degree is very solid, allowing you to see the entire field of vision from front to back, headlamp has high, medium, low, strobe, four lighting modes, you can switch modes according to their different environments to achieve the full effect you want outdoors.【USB Charging & Convenient】Bright headlamp is specially designed for USB charging and circuit protection, allowing you to charge at any USB port when you are outdoors. The adjustable elastic strap of the headlamp allows you to make satisfactory size adjustments to keep the headlamp firmly on your head, and it is detachable and washable, comfortably fits adults and children, making it the perfect headlamp accessory for runners and outdoor adventurers.【IPX5 Waterproof and Super Weather Resistant】headlamp flashlight is IPX5 waterproof and has been tested to be extremely water and drop resistant, can withstand harsh environments such as lightning, heavy rain, snow and high temperatures, extremely suitable for outdoor night walking, running, cycling, hiking, camping, climbing, diving, fishing and other outdoor sports, allowing you to experience the charm of nature to the fullest.