Xiaomi has launched the Mijia Water Purifier S1 1200G in China. This new smart home device is designed for the kitchen, with filtered water delivered through the accompanying tap. The faucet features a touch display, with further settings and features available through the brand's app.
https://www.notebookcheck.net/New-Xiaomi-Water-Purifier-S1-with-smart-touch-faucet-arrives.1054094.0.html
So cheap in China...and the price gets bloated whenever it goes global :p