- ADVANCED LED RECHARGEABLE DESIGN: Each bike light features a built-in 650mAh rechargeable lithium battery, easily charged via USB, ensuring long-lasting illumination without the hassle of replacing batteries. - FOUR LED LIGHT MODE OPTIONS: Tailor your visibility with a one-touch switch that offers four modes: full brightness for maximum visibility, half brightness for energy saving, fast flashing for alerting others, and slow flashing for steady signaling. - EASY INSTALLATION: The silicone mounting straps are designed with two openings, securely fitting most seat posts, handlebars, seat risers, backpacks, and helmets. Installation and removal are tool-free and quick, allowing for effortless adjustments. - MULTIFUNCTIONAL USE: Ideal for cycling, hiking, and camping, these lights can also serve as emergency flashlights. Perfect for nighttime rides or any situation where visibility is crucial. - CONFIDENCE IN YOUR PURCHASE: We prioritize high-quality products and customer satisfaction. Our commitment ensures you receive a reliable and effective lighting solution. - WARRANTY: KEY WEST FLAGS stands behind its products with a 1-YEAR replacement warranty, giving you peace of mind with your purchase. - VETERAN-OWNED: Proudly sold by KEY WEST FLAGS, a veteran-owned small business dedicated to providing exceptional quality and service.