Type-C Rechargeable LED Navigation Light:This LED boat navigation light features a convenient Type-C charging port, allowing fast and reliable recharging from power , laptops, or marine . Say goodbye to frequent battery changes and enjoy a more eco-friendly and cost-effective lighting solution for your vessel. 4 Lighting Modes for Versatile Use:Equipped with 4 adjustable lighting modes (steady, slow flash, fast flash, and SOS warning), this sailing signal lamp can be customized to meet different navigation and safety requirements. Whether used as a position light, emergency signal, or deck safety light, it ensures clear visibility on the water. Waterproof and Weather- Design:Built with a high-quality waterproof housing, this marine light is designed to withstand splashes, rain, and harsh marine environments. Its construction ensures reliable performance for boating, kayaking, night fishing, and other water activities in both freshwater and saltwater conditions. Enhanced Safety Warning Light:The bright LED output provides a strong safety warning effect, helping other vessels easily identify your position at night or in low-visibility conditions. It improves overall navigation safety and your passengers while complying with typical boating signal light usage. Long-Lasting Battery Life:The built-in rechargeable battery offers extended run time on a single charge, making it suitable for long night trips, offshore activities, or multi-day adventures. Efficient LED technology ensures high brightness with low power consumption. Color: As Shown Material: plastic Package Contents: 2*red navigation lights 2*green navigation lights Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.