Features: Equipped with wireless remote control for function switching, remote control distance up to 20 meters or more. A variety of functions can be automatically switched to meet the demand for light signals in different scenes. No need for external power supply, relying on solar energy to charge the built-in lithium battery. Equipped with mounting clips for easy installation. Emits flashing light signal to provide positioning, distress signaling, or illumination. Widely used in sea vessels, yachts, fishing boats, docks, berths, houses, and special objects, especially suitable for environments with sufficient sunlight. Specifications: Model: D3765 Color: Black Material: ABS Protection level: IP67 Working and storage temperature: -30°C to +65°C Power supply: Rechargeable lithium battery Charging method: Solar Product weight: 352g Package size: 13.2 x 12.2 x 9cm Package weight: 445g Note: The wireless remote is not waterproof. Do not immerse the remote in water. Package List: 1 x Solar Energy Outdoor Positioning Signal Light Set