10 Inch Rainfall Shower Head: 304 stainless steel with rust resistance, ultra-thin design with air booster technology for higher water pressure, covers whole body for luxurious shower experience. 11 Inch Adjustable Extension Arm: fits any shower head with different angle and height, 2-foot vertical movement range, easy to tighten joint, suitable for bathroom cleaning and pet cleaning. Switching Mode: simple button control to change shower function, enjoy full coverage rainfall or handheld shower convenience. Nozzle and Waterproof Hose: soft silicone nozzles resist lime scale and clogging, easy to clean, durable and anti-oxidation, special woven waterproof material inside, stable water pressure. Easy Installation: no tools needed, fits standard 1/2"" pipe threads, install in minutes, includes manual with detailed instructions, 1-year warranty with tech support. Weight: 3.19 pounds.