This product is a replacement component suitable for pull-out faucets, with the following characteristics: 1. Interface size: This nozzle is equipped with a G 1/2 interface, suitable for connecting flexible hoses to pull-out faucets. Please note that the interface size is non NPT standard, approximately 1.3 centimeters. The outer diameter of the joint is 0.8 inches (20.5 millimeters). Before purchasing, please ensure that the size of your faucet connector matches it. 2. Function: The nozzle provides two modes spray mode and stream mode. By pressing the button, users can easily switch between these two modes to meet different usage needs, such as rinsing and filling. 3. Compatibility: Please note that this nozzle is not compatible with Moen faucets. Please confirm your faucet brand and model before purchasing. 4. Easy installation: Users can easily install this nozzle without the need for special tools. The installation process involves unscrewing the old nozzle and removing it, then tightening the new nozzle. The packaging includes rubber gaskets to ensure a proper seal. 5. Functionality and design: This pull-out nozzle offers full functionality and a modern design. It can replace a damaged or clogged original nozzle, eliminating the need to replace the entire faucet, offering a cost-effective and convenient solution. Overall, this nozzle is a practical faucet replacement component suitable for homes or commercial settings requiring multiple spray modes. When purchasing, please verify interface size and brand compatibility for proper installation and performance.