Parseh Unica hand shower has 5 functions and 1 pause mode. Diameter of the spray head is 7.5cm with 68 holes for various functions. Parseh Unica hand shower is scale resistant, and has a 60-cm pipe of steel or brass, a 150-cm extendable hose of steel and hostaform plus a soap dish of ABS. A wrench is provided for disassembling the shower head for cleaning purposes.