Using this basin mixer is super easy. Just grip the handle firmly and turn it to start or stop the water flow. You can also adjust it to your desired water temperature and pressure. When installing, make sure to follow the instructions that come with all the parts. As for maintenance, wipe it regularly with a soft cloth to keep the brushed nickel finish looking shiny. Avoid using abrasive cleaners as they can damage the surface. If you encounter any problems, you're covered by a 15 - year warranty and a 2 - year labor warranty, so feel free to contact the customer service.