Construct faucet main body with rust proof 304 stainless steel and reinforced spring parts, qualified ceramic valve reduces dripping faults and withstands massive repeated switch operations. Allow simultaneous opening of main spout and pull out sprayer both with three hundred sixty degree rotation ability to support multi person cooperative kitchen cleaning work efficiently. Set two mutually independent separated water outlet nozzles for stream and spray modes, and dual channels can discharge water at the same time to shorten collective dish washing duration obviously. Add locking buckle mechanism on spray head to fix continuous water output state without long term manual pressing during large area sink flushing procedures. Provide clear dimensional parameters for overall height, spout height and front stretch length, compact structural layout supports tool free household DIY installation without professional plumbers.