The HydroZen smart water tank system is a modern solution for managing water supply in households and other smallscale settings. It uses sensors and Internet of Things (IoT) technology to monitor the water level and quality in real time and provides users with up-to-date information through a user-friendly mobile application. The system also incorporates automated refilling and flushing processes to ensure that the water remains at an acceptable level and quality. With its simple installation and user-friendly interface, the HydroZen smart water tank system offers an efficient and convenient way to manage water supply and promote responsible water usage.