The utility model discloses an automatic settlement observation device, which comprises a digital settlement meter, an automatic data acquisition terminal, a solar energy power supply system, a lightening protection system and an upper computer, wherein the digital settlement meter is connected with the automatic data acquisition terminal through a data line, the automatic data acquisition terminal is provided with a wireless transmission module and connected with the upper computer through the wireless transmission module, so that the upper computer can realize command control of the automatic data acquisition terminal and monitor real time transmission of data. The solar energy power supply system is connected with the automatic data acquisition terminal, and the lightening protection system is connected with the automatic data acquisition terminal. The automatic settlement observation device integrates automatic monitoring, data transmission, data processing, early warning and forecasting and has the advantages of being simple to operate, high in automation degree, timely in monitoring, reliable and the like, thereby being capable of being applied to major projects such as expressways, mine exploitation, reservoirs and dams, facilitating disaster prevention and reduction and guaranteeing safety of the people.