Includes 12 inches 304 stainless steel rain shower head and 12 inches (30cm) metal ceiling mount shower arm. Concealed installation brass shower bracket holder and solid brass shower mixer valve(contain trim and rough-in valve), a brass l-style handheld shower head with 1.8m 304 stainless steel shower hose. 10-year warranty: any product quality problem can be guaranteed free of charge. The shower cartridge is permanently replaced free of charge. The pressure balance valve's cartridge monitors water pressure balance, helping to protect you from being scalded by sudden changes in hot or cold water pressure. Ten layers offer a sleek look, ensuring corrosion resistance and durability. Air energy technology offers consistent powerful rain showers even under low water pressure.