How far can I see Bird Island Lighthouse?

30 to 40 kilometers. Bird Island Lighthouse was built in 1979, with a height of 47.7 meters and a light height of 50.2 meters. The light from the lighthouse can reach a height of 500 meters above the sea. When the weather is good and there is no shelter, the light from the lighthouse can be seen 30-40 kilometers away from the sea. Bird Island Lighthouse is a lighthouse located in Shanghai Waterway of Zhoushan Islands Reef Beach in China.