Dear customers, our 4L glass jar is divided into two kinds, one is the style with the faucet already assembled, one is the style without the faucet assembled, the two styles are shipped randomly. We will provide you the assembly video for the glass jar without assembled faucet. If you encounter any problems about the faucet, we will actively solve them for you, please believe that we are always committed to providing the best after-sales service for our customers!