🔋 Micro USB Rechargeable: Our this belt is equipped with a Micro USB rechargeable battery (including USB charging cable) that provides up to 5-8 hours of use on a single charge. Easily switch between quick flash, slow flash, and steady glow modes with the push of a button. 🔦High Visibility Illumination: Featuring bright LED lights, this product ensures ultra-high visibility during dusk and nighttime activities, keeping you safe and visible. 💪 One Size Fits All: With a length of 39 inches (100 cm) and strong, flexible elastic bands, this belt comfortably fits waist sizes of all shapes and sizes, making it a versatile, unisex athletic gear suitable for both adults and kids. 💡Lightweight & Comfortable: This belt is designed with a lightweight rechargeable battery that won't weigh you down compared to traditional AA batteries, and it performs seamlessly even in harsh environments such as rain, snow, and other inclement weather. 💬After Sale Service: Made with only the highest-quality materials and rigorously tested to meet global standards, this product is built to last. In the unlikely event that you encounter any issues, our dedicated customer support team is available 24/7 to assist you, ensuring your satisfaction with your purchase.