[Standard size] The faucet spray head replacement connector is standard G1/2, with a diameter of 2 cm or 0.8 inches. Not 1.27 cm, not universal. Please measure the hose diameter before ordering a kitchen sink faucet. [Multi-function] 2 functional modes, with filter, flow mode, spray mode. Just press the button, you can easily switch the water flow to spray easily, the flow mode is soft bubble water flow, the water feels soft, the spray mode, the nozzle keeps spraying,easy to clean, easy to catch impurities, and prevent clogging. [High-quality material] High-quality, this kitchen faucet nozzle is made of engineering grade plastic (ABS), easy to clean, brushed nickel surface, high-end appearance, daily durability. It also adds an elegant look to your sink. [Save money] The practical faucet nozzle has a simple appearance and is specially designed for the kitchen pull-down faucet. This is a fashionable and practical replacement part, which can replace the damage or blockage caused by the faucet. There isno need to buy a complete set and save money. [Easy to install] This kitchen faucet nozzle installation is very simple, you only need to unscrew the original nozzle and install the new device.