Aerator and jet switching function, manual. Internal thread can be black or gray! Replacement shower head for kitchen sink faucet . Two types of sprinklers: aerators and shower sprinklers are very convenient to use thanks to the comfortable switch. Robust structure: this retractable sink faucet with Polished chrome surface is made of technical grade ABS to ensure durability, quality and longevity. Easy to install, just squeeze and start using Easy to clean: it just wipe the nozzle to remove scale. The installation is very simple and does not require a lot of effort. Delivery quantity: 1 * sink faucet