Finish:Bronze, Light Bulb:(1)70w ED17 Med HPS Dusk to Dawn High Pressure Sodium Automatic Wall Light High impact non-metallic decorative housing and lens. 155 watts of light for 35 watts of electricity. Lights up to 3,000 square feet. High Pressure sodium is over 80% more energy efficient and lasts up to 8 times longer. Built-in light sensor - Automatically turns ON at dusk and OFF at dawn.