H2okinetic technology sculpts the water into a unique wave pattern, giving the feeling of more water without using more water WaterSense certification promotes water conservation Monitor pressure balance valve keeps water temperature within a safe +/-3Degree F (+/-1.6Degree C), helping to protect you from sudden changes in hot or cold water pressure Pause feature reduces the water to a trickle, allowing you to conserve water while doing tasks such as lathering up or shaving your legs Soft, rubber spray holes allow you to easily wipe away calcium and lime build-up from the spray face of your showerhead and Hand shower with the touch of a finger Metal