Similar size as universal faucet spout, matching on faucet styles can keep the original design of the faucet, but enjoy one more water strams option Easily twist the aerator part to achieve different water streams, offer more and better water experience for end customer Different water flow can be chose from 1.2GPM, 1.5GPM, 1.8GPM, can meet different water standard from various countries. Water saving up to 30% to 70%