Check the listing for details. RTgenesis Shower Head Hydroelectric Colors Changing LED plus FILTRATION SYSTEM . Condition: New. Listed at 21.99 USD. 6 different functions Spray massage & Colors Changing LED Shower Water Glow Light. Plus FILTRATION SYSTEM Condition is "New". Multicolor LED lights changes automatically according to water temperature turning ordinary showers into invigorating fun for your entire family. Yes no battery needed !!! this led shower head is hydroelectric powered !!! Easy installation. Installs in Minutes, No Tool Needed, Can connect to any standard shower hose easily. To ensure high pressure and stable temperature, our high flow shower heads are designed with complex professional structures , that are completely different from many other low flow shower head. At the same time, we use high quality ABS material, which completely avoids rust and leakage.【Multifunction Design】Luxury hand held shower heads have 6 different functions Spray massage . You can choose the mode according to you needs, let you and your family enjoy the relaxing shower experience. FILTRATION SYSTEM: Purifies water, eliminate up to 99% of harmful chlorine and its vapors, reduce residual impurities in water. {Water Hardness causes many problems in homes and is not good for your health. It is a problem for nearly 90 percent of American homes. Research shows that hard water can damage showerheads,. Hard water can also create habitable areas inside your water pipes for bacteria and other pathogens which can significantly affect your health }. FILTER BALLS - Filter balls in the shower head can make up double filter system, which can make the water much cleaner, soften and purify shower water to make your skin and hair smoother and softerPACKAGE INCLUDED : Handheld Shower Head ,Mixed minerals balls