I like it, it lasts a long time with a full charge every time. And it's really light, so you can take it anywhere. In addition, there is an excellent suction effect. tips. After prolonged use, fine dust can clog the filter. When the filter is clogged, you will find that the vacuum cleaner loses suction power, so it needs timely cleaning. After cleaning, let it dry completely before you continue to use it, because water can also clog the filter. The app has two filters so I can use them interchangeably which brings me a lot of convenience.