The Briano Contemporary Brass Square Multi Color LED Rain Shower Head with Solid Brass MixerTurn on the fun in your shower just by turning on the water, the LED lights will automatically light up and set the mood. They will even change colors automatically based on the water temperature. All this with no batteries, everything is self-powered by a built in dynamo that takes advantage of the water pressure to create the energy to light the bulbs.Features:This high tech rain shower head powers the LED lights using a built in hidden dynamoThe lights will automatically turn on when water pressure is turned onThe lights will dim and brighten when you lower and raise the pressure so you can set the perfect mood, water and lightThe 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 itComes with solid brass mixerNever be scalded again by entering a shower that is just too hotThe 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 included.The Shower head can be used with either wall or ceiling mounted armModern Stylish Design Completely brushed stainless steel made to match or stand out from your other bathroom fixturesHigh Quality This modern shower head is made out of stainless steel, so it''s made to last!The flow rate is 2.5 GPMTurn on the fun in your shower just by turning on the water, the LED lights will automatically light up and set the mood. They will even change colors automatically based on the water temperature. All this with no batteries, everything is self-powered by a built in dynamo that takes advantage of the water pressure to create the energy to light the bulbs.Technical Details of Briano MultiColor Water Powered Shower Solid Brass Built in MixerMaterial : Solid BrassFinish : Polished ChromeStyle : Contemporary Rain ShowerheadShowerhead Height : (thickness) 0.33Showerhead Width : Available in 8", 10", 12", or 16"Showerhead Length : Available in 8", 10", 12", or 16"LED Power Source : Water FlowLED Color : Blue, Green, RedMount Method : Wall or Ceiling MountConnection : 1/2" US standard (included)Shower Arm : IncludedFlow Rate: Maximum 1.8 GPMAerator Included: Minimum .5 GPM