The Blaster Massage wall mount shower head with brushed nickel finish provides 6 different functions, 3 individual spray, two combination sprays and a pause, or trickle, setting to help save water and energy while lathering, this individual sprays include the Oxy-Blast from 7 aerating jets that create a deluge of high velocity droplets combined with oxygen rich air to deep cleanse your skin and pores, a wide hard shower spray from 2 layers of 48 spray jets, and a fast 8 jet pulsating massage spray, rated at 2.5 GPM at 80 psi, this shower is not legal for sale in California and includes the power boost flow regulating system that gives the user 4 flow rates to chose insuring a forceful shower flow at any water pressure.