It can be dimmed to turn on at dusk and off at dawn, has a corrosion-resistant cast aluminum housing, bronze finish and polycarbonate lens. It can last up to 50,000 hours or 5 years, depending on use. It is made of 73% aluminum, 17% plastic, 2.5% steel, 2.5% copper, 2.5% LED and 2.5% electrical circuit. Made in China.