- Use Easily: Converts sunlight to electricity for storage, providing continuous energy and reliably flashing in low-light conditions for effective lighting all day. - High Capacity Battery: Powered by high brightness LED beads and an 1800mAh lithium battery, this Marine Solar Strobe Light delivers a consistent long-distance flash for up to 20 days on a single charge. - Strong and Dependable: Crafted from transparent PC material, this marine strobe uses two waterproofing processes with a built-in rubber gasket and thread gluing to ensure a complete enclosure for efficient waterproofing, while resisting salt and alkali. - Improve Energy Storage Efficiency: Uses advanced polycrystalline silicon solar panels for rapid energy absorption, significantly improving energy storage efficiency and enabling fast cycling operation. - Applications: suitable for boats, yachts, or dinghies to improve daytime visibility and night signaling; ideal for marinas, buoys, docks, or coastal markers to enhance safety and visibility; can be used on offshore platforms or sea walls where a high-visibility beacon is required.