This 16" Multi Color LED Rain Shower Head powers the LED lights using a built in hidden dynamo. Turn on the fun in your shower just by turning on the water, the multi color LED lights will automatically light up and set the mood. They will even change colors automatically based on the water temperature. Multi Color LED Rain Shower Head''s Features: Flow Rate: Maximum 1.8 GPMAerator Included: Minimum .5 GPM- Can be installed as Wall or Ceiling Mount. - This high tech rain shower head powers the LED lights using a built in hidden dynamo. - The lights will automatically turn on when water pressure is turned on. - The lights will dim and brighten when you lower and raise the pressure so you can set the perfect mood, water and light. - The shower head will automatically change colors according to the temperature of the water so you always know how the water will feel on your skin just by looking at it. - Never be scalded again by entering a shower that is just too hot. - The threading is universal so it will fit any standard shower head by simply unscrewing the old one by hand and attaching the new one. A shower arm is not included, and can be purchased separately. - The Shower head can be used with either wall or ceiling mount arm. - Modern Stylish Design Completely Polished Chrome, also available in other special finishes: - Brushed Nickel; Oil Rubbed Bronze; Gold Tone; Aged Copper such finish are made to match or stand out from the rest of your bathroom fixtures- High Quality This modern shower head is made out of brass, so its made to last!!- The Shower Head Lights will not need to be replaced they will last the lifetime of the shower head itself. - This product comes with 5 Year manufacturer warranty. Shower head Length16"Shower head Width16"MaterialSolid BrassAvailable FinishesChrome, Brushed Nickel, Oil Rubbed Bronze, Gold Tone, Aged CopperShower head StyleContemporary Rain ShowerMount MethodWall or Ceiling MountConnection1/2" US standard (included)Shower ArmOptional (purchased separately)Available Finishes