- Size: 55/64 inches with a 27UNS internal thread aerator. Easily install the aerator manually without the need for tools. For external thread faucets, connect directly; for internal thread faucets, use a compatible adapter. - Dual-function design: Enjoy two water flow options—soft bubble flow (1.8 GPM) and powerful spray (1.8 GPM). Simply twist the aerator to switch between modes, allowing you to choose the perfect flow for your needs. This kitchen faucet aerator is NSF/ANSI/CAN 61 certified and CUPC certified for quality assurance. - 360-degree rotation: The aerator features a large angle rotation of up to 80 degrees, providing full access to every corner of your sink. This flexibility makes cleaning your sink and dishes more convenient than ever. Use Scenarios: 1. When washing delicate fruits and vegetables, switch to the soft bubble flow to avoid damage while ensuring thorough rinsing. 2. For tough cleaning tasks, such as rinsing off grease or food residue, simply twist to the powerful spray for an effective clean. 3. Ideal for large sinks or pots, the 360-degree rotation allows you to direct water flow exactly where you need it, making filling containers easier. Enhance your kitchen experience with this versatile aerator that combines functionality, ease of use, and superior performance, ensuring every task is completed efficiently.