Size: The faucet adapter is connect to faucets with M22 (55/64-27) male thread. 3/4" Female to M22 (55/64-27) Male Adapter for 3/4" male faucet. Features: Universal adaptable to various faucets, 1080-degree rotation, two water outlet modes, four-mesh filtration, sealed and watertight 1.3 360 degree large angle rotation. 2.2 Water flow design, soft bubble flow and strong spray. 3. Large angle rotation (1080 degrees). 4. Easily switch the bubble flow to a powerful spray with one hand. 5.Female thread fits male faucet. notes: If your faucet has female threads, use adapters (including female adapters) before installing. Specification: Material: 59 Copper + ABS Angle: Free Rotation Gear: 2 gear switching Splash Proof: Bubble splash proof Boost: Strong boost Thread: Internal thread how to install: 1. Turn off the old faucet aerator 2. Turn on the aerator clockwise 3. If your faucet has internal threads, please use the adapter (included) to connect when you use