AquaDance High-Pressure 5-Setting 7-Color LED Shower Head. Latest Modern Contemporary Sleek Design. Powered by Running Water, No Batteries Ever Needed! OUR BEST 10 PICK: This product has been vigorously tested by our professional team of US showerhead experts to highest US quality and performance standards. INDEPENDENTLY TESTED to meet latest US compliance standards unlike most other showerheads sold on Amazon. DELUXE SHOWER HEAD FEATURES: High-power 4" Click Dial Rub-Clean Jets (for easy cleaning and preventing lime buildup) Angle-Adjustable Modern design 5 SETTINGS include Rain, Massage, Rain/Massage mix, and water-saving Economy mode. LED FEATURES: Powered by running water, no batteries. Seven colors change automatically every few seconds 7 colors change automatically every few seconds EASY TOOL-FREE CONNECTION: No need to call a plumber - installs in minutes with just one hand-tighten connection. Fits any standard shower arm. BEST WARRANTY: Hassle-Free US Limited 1 Year Warranty with LIVE customer service representatives in US.