360° rotation: enlarge the water outlet angle in all directions, completely expand the water outlet range, clean items, wash counters, save time and effort. Two ways to get out of the water: with a little twist, you can switch between sparkling water (mixture of air and water) and shower water (easy rinsing and cleaning). High quality food material: the body of the faucet aerator is made of high quality copper, which is wear resistant; It is combined with the sealing ring, and the interface does not leak water. Water purification filter: thanks to the seal of the filter, it retains the solid impurities sometimes present in the water and prevents the clogging of the head. Thus, it not only guarantees healthy drinking water, but also stable and unobstructed water flow. 5 types of mainstream tap adapters on the market: M22 - G1/2, M22 - FM20, M22 - m20, M22 - M22, M22 - M24 (suitable types: taps With 20mm, 22mm, 24mm internal thread and taps With internal thread outside 20mm, 22mm, G1/2). Please choose the appropriate adapter correctly. Do not use the wrench to force the tightening.