The Blaster Massage wall mount shower head with matte black finish provides 6 different functions, 3 individual sprays, two combination sprays, and a pause, or trickle, setting to help save water and energy while lathering. These 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. The other spray settings combine the Oxy-Blast spray with a hard shower or massage. 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 choose ensuring a forceful shower flow at any water pressure.