To Set 5 Shower Head Settings and Angle Torn Dial Lover (Fig. 3) to select desired water patter, while holding Shower Haas with free hand to prevent loosening of its connection. To save water, tum Dial Lever to Economy Rain or Pause tastings. < Swivel Shower Head to set desired angle. Hydro-Powered, No Batteries or Electricity! LED lights are powered by running water, no batteries.