Experience this 40" Oil Rubbed Bronze Square LED Rainfall Showerhead goes equally well with traditional and contemporary decor and can be particularly effective for a more rustic look. Constructed of brass to ensure longevity and durability, then finished in a warm oil rubbed bronze. Built-in hydro-powered device powers the LED lights, which provide visual shower temperature cues to reduce water waste. The lights will dim and brighten when you lower and raise the pressure so you can set the perfect mood, water, and lighting. When the water temperature is ≤89 °F (≤32 °C), the Blue color will show automatically. When the water temperature is between 97 to 107 °F (36-42 °C), the Green color will show automatically. When the water temperature is between 109 to 122 °F (43-50 °C), Red color will show automatically.