Outdoor wall-mounted time-delay faucets are suitable for open-air public toilets, park wash basins, temporary buildings and other environments, and have the characteristics of UV resistance, corrosion resistance, and low temperature resistance. Chinese faucet factories provide stainless steel or thickened copper products, with rust-proof nuts and drip-proof button designs, suitable for long-term stable use in windy and sunny environments, and support government municipal project procurement and export customization.