360 ROTATION: Widen the water outlet angle in all directions, fully exp the water outlet range, clean items, wash the counter, save time effort TWO WAYS OF WATER OUTLET: With just a slight twist, you can switch between bubble water (which mixes air water) shower water (which is convenient for the rinsing cleaning) HIGH-QUALITY FOOD MATERIALS: The main body of the faucet aerator is made of high-quality copper, which is not easy to breed bacteria is wear-resistant; it is combined with rubber sealing rings, the interface does not leak water; 22 galvanic layers resist various corrosions, durable shiny as new WATER PURIFICATION FILTER: Thanks to the stainless steel filter seal, it retains the solid impurities sometimes present in the water prevents the head from clogging Therefore, it can not only guarantee healthy drinking water, but also ensure that the water flow is smooth not blocked 5 TYPES OF ADAPTERS, SUITABLE FOR TRADITIONAL TAPS ON THE MARKET: M22-G1/2, M22-FM20, M22-M20, M22-M22, M22-M24 (Suitable type: tap with internal thread 20mm, 22mm, 24mm faucet with external thread 20mm, 22mm, G1/2) please select the correct adapter correctly Do not use a wrench to force the tightening