5 spray patterns: Wide Spray / Needle Jet / Rain / Massage / Champagne SpeedClean anti-lime system The handshower is suitable for minimum flow rate of 1.3 gpm and a maximum of 2.5 gpm (ASME A112.18.1M). Minimum pressure 7 psi / maximum 90 psi (ASME A112.18.1M). GROHE StarLightЊ¬ chrome finish universal mounting system (fits all standard shower hoses)