Material: ABS Size: 6*3.5 cm Battery: 400mAh Battery Life: 4-6 hours 1. Ultra-light and portable design: Weighing only 42g, it is comfortable to wear without pressure, and can be used for extended periods without fatigue. Suitable for various scenarios such as outdoor sports and nighttime work. 2. Four modes: Supports switching between four modes: strong light, weak light, strobe, and super bright, meeting the light needs of different environments. 3. Multi-angle free adjustment: The lamp head can be flexibly adjusted up and down by 45 degrees, allowing for precise control of the light direction, improving ease of use and illumination efficiency. 4. USB fast charging: Built-in rechargeable lithium battery, Type-C interface for more efficient charging, eliminating the hassle of battery replacement, and is environmentally friendly and economical. 5. Long battery life: A single charge provides 4-6 hours of continuous use, meeting the power needs of long-term outdoor activities or emergency use. Package includes: 1pcs Headlamp with charging cable