The recording device includes following modules: being in use for receiving info of road measure from exterior by using three working frequency ranges of CDMA, the communication module (CM) locates position of the recording device of road measure as well as carry out communicate with network or other devices based on received signal; process module is in use for carrying out processing and analyzing on the signal received by CM based on the located info provided by the locating module as well as for storing the processed data and analyzed result to the memory module; the memory module in use for storing diversified info; the control module is in use for controlling each module in the recording device based on user's operations and/or controlling each module through the received remote control signals; power-supply distribution module is in use for supplying power for each module, and stops supplying power when one or more modules do not work.