<b>【INSTANT AERATING FOR OPTIMAL WINE TASTE】：<b>The outlet tube of the electric aerator & pourer is equivalent to a decanter with instant aerating function. The air hole is designed with Bernoulli principle and enables the wine to quickly mix with the air near the hole when you press and hold the button on top, which can realize instant aerating. Compared with traditional glass decanter, the waiting time is shortened and the convenience is increased.<br><b>【Food-grade Silicon and Universal Compatibility】: <b> To avoid the safety and service life problem of built-in rechargeable battery, the dispenser is operated by 4pcs AA batteries (not included). 11.8-inch food grade silicone straw is long enough for bottles with different heights. The wine decanter matches 99% bottle sizes and is easy to attach or detach.<br>