Bright LED Illumination lumen LEDs provide illumination with reach up to 500 meters. This makes it suitable for night fishing, trail running, or repairs. The longdistance visibility helps you see obstacles and work areas clearly in low light. Motion Sensor Activation Turn the light on or off with a simple hand motion. This is convenient when your hands are dirty, gloved, or full of gear, reducing the need to touch the device directly. USB Rechargeable and LongLasting Builtin 4000mAh battery charges via USB. On a full charge, the light can run up to 8 hours, eliminating the need to carry spare batteries and enabling extended use. Adjustable and Waterproof Design Elastic headband fits all head sizes for a secure, comfortable fit. The waterproof rating ranges from IPX4 to IP68, providing reliable performance in rain, snow, or splashes. Use scenarios Night fishing: hands may be wet or occupied, and long battery life supports extended sessions. Trail running: bright, distant illumination improves safety and visibility in low light. Repairs or maintenance: handson tasks with gloves are made easier by motion activation and reliable waterproofing.