Cascada Luxury Laguna 16"x28" LED Shower System with Built-In Bluetooth Speakers & Music IntegrationCascada 16x28 Music LED shower system with built in Bluetooth Speakers, 5 functions (Rain, Waterfall, Mist Outlet, Body Jet & Hand Shower) & Remote Control 64 Color Lights Our Cascada Showers head comes with a 6 knob thermostatic valve that allows one, two, three, or four functions at a time. 16 x 28 square LED shower head constructed from heavy duty stainless steel, Led power by electricity, no need for a battery. It changes color by the remote app.