Includes: 12 inches 304 stainless steel rain shower head and 16 inches metal wall-mount shower arm concealed installation brass shower bracket holder and solid brass shower mixer valve(contain trim and rough-in valve); brass l-style handheld shower head with 59-inch 304 stainless steel shower hose. 10 years 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. It ensures corrosion resistance and durability. Air energy technology offers a consistent, powerful rain shower even under low water pressure. Anti-scalding pressure balance cartridge.