At present, it is difficult to find wireless water sensing system that can monitor water quality continuously for a long period of time. Aqua UNP is an autonomy water quality monitor system, which is able to integrate various of water quality sensors such as pH, EC, Temp, DO, ORP, etc. By using NBIoT/Cat-Ma1 to directly transmit data to the cloud for monitoring water quality remotely. Aqua UNP is small and easy to install, equipped with a built-in high-efficiency solar system. In outdoor area, it can maintain the power balance without changing the battery with reporting interval of 15 to 60 minutes.