Product descriptionFrom the brand CHEST LIGHT DESIGN: This LED reflective vest features top-grade white LED beads the front side, combined with an upgraded chest light design (3 brightness levels: high, medium, and low), suitable for various outdoor activities in low light conditions, maintaining 360° lighting at night to ensure your safety. 5 LIGHT COLORS & 3 LIGHT MODES: Our LED reflective vest features 5 light colors, including White, Green, Blue, and Red. Additionally, you can choose between 3 dynamic light modes - Steady, one color flashing or 5 colors flasching cycle, to meet personalized visibility and individual preferences. (Tip: long press for 3 seconds to turn off, or press the button to turn off after displaying the 3 lighting modes) USB RECHARGEABLE REFLECTIVE RUNNING GEAR: the convenience of USB with dual Type-C ports for in just 50 minutes. Revel in an impressive usage time of 7-20 hours, depending your selected light colors and modes COMFORTABLE AND ADJUSTABLE: Designed to fit types, this reflective vest with adjustable lengths 16" to 24" (40.6-61cm) and sizes 26" to 49" (66-124.4cm), ensuring a comfortable and secure fit. The light up running vest is stretchy, breathable, and weighs only 0.35lb(160g) for wearer's comfort. (Attention: Suitable for men, women, and aged 8 and up) PROTECTING YOU AT NIGHT: LED reflective vest is suitable for morning or night running, cycling, walking, jogging, night working and other nighttime outdoor activities. Even in rainy and foggy weather, the reflective gear will always ensure your safety