Feature: 1. Continuous working hours of over 30 days on rainy days (calculated as 10 hours of working hours per day). 2. With automatic light control function, the lamp automatically starts working in rainy days and nights. 3. Adopting high‑efficiency solar chips, the photoelectric conversion efficiency is as high as 19%. 4. Integrated waterproof design, can be immersed in seawater, the protection level is up to IP68. 5. The circuit uses an advanced charge and discharge management system, which effectively extends the battery life. 6. The light has anti‑shock, anti‑lightning, anti‑sunlight, anti‑rain and snow resistance, and can resist typhoon, hail and other bad weather. 7. The use of replaceable solar lithium iron phosphate battery internally reduces the user's later maintenance cost and maintenance difficulty. 8. Adopting marine‑grade special plastic materials, it is especially suitable for places with severe corrosive environment such as sea, rivers, chemical plants, airports, etc. 9. No radio frequency, no electromagnetic interference, stable operation and low cost. Specification: Condition: Brand New Item Type: Beacon Light Material: Plastic Color: As Pictures Shown Model: LS / E Light Source Life: > 1000000 hours Battery Capacity: 3.2V 3AH (Built-in) Battery Type: Lithium phosphate battery Solar Panel Power: 1.8W Solar Panel Life: > 20 years Power Consumption: <2W Vertical Light Emitting Angle: > 10 ° Visible Distance: 1-4 nautical miles Horizontal Light Angle: 360 degrees Flash Light Intensity: meet IALA Light Source: LED: Storage Temperature: -55 ℃ - 85 ℃ Working Temperature: -55 ℃ - 85 ℃ Wind Resistance: 80 meters / second Daylight Switch Illumination Threshold; 300LUX-100LUX Waterproof Rating: IP68 Continuous Lighting Time:> 20 days (calculated by working 12 hours a day). Package List: 1 x Beacon Light