C279 How can this work

A small Array Disk was placed on top of the wine jug. A ray of light that could only be detected but not seen by the naked eye. It enveloped the jug of wine.

"How long can this piece of Spirit Stone last? Is one night a year? " Tang Yuying suddenly thought of something.

"Yeah, if it's just a little bit, then it's going to be a waste. It should at least be used a thousand times