Wide application: red and green boat lights are suitable for boats, kayaks, sailboats, pontoons, cargo ships, hovercraft, and other watercraft; these boat lights help ensure your sailing safety Simple installation: the LED kayak navigation lights feature a flexible silicone shell and double hooks for easy hanging; install without tools for convenient use 3 modes to adjust: the boat lights offer 3 lighting modes to meet various needs; suitable for everyday use and as a warning signal during poor weather conditions Material: made of durable silicone, these LED kayak navigation lights are built to last; designed for long-term use with up to 48 hours of continuous lighting on battery power Features: - Enhances sailing safety - LED navigation lights provide visibility and can serve as warning signals in adverse weather Inclusive uses: - Suitable for various boats including kayaks, cargo ships, and hovercraft - Can also be used on bicycles, for night running, and fishing activities Specification: - Material: silicone - Color: red and green - Size: as shown in images Package includes: - 2 red boat lights - 2 green boat lights - AG10 button batteries included Note: - Size measurements are manually taken and may vary slightly