Hai Lighting 20 Inch Led Luxury Brushed Stainless Rain Showerhead

Brushed stainless steel Finish Five-layer plating, to prevent surface scratching.
It built-in device generating electricity without the battery.
No harm to human health. Easy to Install.
Chrome Five-layer plating, to prevent surface scratching.
When water flows down,the LED will light instantly and automatically by the water temperature.
When water temperature is ≤32C, Green color will show automatically.
When water temperature is between 33-41C, Blue color will show automatically.
When water temperature is between 42-45C, Red color will show automatically.
When water temperature is above 46C, Red color will flash immediately.