Extremely Bright: The flashlight adopts high efficiency, beautiful PCB design, electroplated aluminum plate, up to 500 lumens. The beam can be projected up to 200m. 3 modes are adjustable. Just turn this flashlight on or off to get a beacon or spotlight. It only has 4 lighting modes (high, low, strobe, COB), which effectively reduces the difficulty of switching between 5 modes. Everything is planned for a better user experience. USB rechargeable torch: The USB LED torch is equipped with a 18650 rechargeable battery and can be used with USB cable or laptop power adapter, car charger, laptop, power bank, etc.< /p> Adjustable Zoom and Focus: Using the USB flashlight, the diameter of the light can be adjusted clockwise or counterclockwise by the top. As you perform adjustments, the light will be smaller and more focused, or larger and less focused, but will illuminate a wider area. Waterproof & Portable: Waterproof to IPX4 standard, designed for use in heavy rain. It is waterproof even without the USB port cover. Its durable aluminum body and elegant shape make it easy to carry around on a daily basis. Perfect for camping, hiking, fishing, running, dog walking, power outages, emergencies, targeted research and general household use.