EASY TO INSTALL - No tool required, just make sure your faucet fits Product dimensions. It helps you wash vegetables, fruits, dishes a lot easier, making the jobs in the kitchen simple. If the adapter in our accessories can't fit your faucet, please tell us your faucet model and size immediately, and we will send you other adapters for free to meet your needs. SAVING WATER - Compared with the standard faucet, this tap aerator can save up to 30-70% water in daily use, ideal to reduce water bills and save your time obviously. 360ROTATION - Kitchen aerator with 360swivel ball head to adjust, help you easily clean any corner of the sink and easily to wash and clean plates, pan, pots, fruit etc. Suitable for faucet with inner diameter 21.5-24mm, or outer diameter 20-22mm. If the caliber of your faucet is not in this range, then you can use the converter inside the accessory. TWO ADJUSTABLE MODE - The faucet aerator can be adjusted to 2 different water flow modes, soft bubble flow or strong spray. Pull down the body of the faucet to change the jet (Spray boost mode).