- User-friendly design with auto daylight sensing: The Marine Solar Strobe Light automatically turns off in strong daylight and activates a high-visibility flashing beacon in dim conditions, powered by solar energy for reliable signaling without manual operation. - Large capacity battery: Built with high-brightness LED beads and an 1800mAh lithium battery, it delivers a long-distance flash and can operate for about 20 days on a full charge. - Long-lasting construction: Transparent PC housing with a built-in rubber waterproof gasket and thread gluing protects the unit, providing resistance to salt and alkali exposure. - Maximized energy generation: Uses a polycrystalline silicon solar panel for rapid energy absorption, improving charging efficiency and storage capacity. - Practical applications: ideal for buoys and channel markers for nighttime visibility; serves as a safety beacon at docks, harbor entrances, and mooring areas; suitable for emergency signaling on boats or coastal operations. - Key attributes: function—automatic on/off signaling; compatibility—works with solar power; material—transparent PC with gasket and waterproofing; performance—20-day run time on full charge with high-brightness LEDs; size and design geared for durable, marine use.