Intelligence SIM card ammeter relates to the smart electric meter field. This intelligence SIM card ammeter includes shell and the wiring mouth of a plurality of setting in the shell outside, install in inside central signal treater, pulse counter, power failure detection module, electric quantity monitoring module, GPRS module, SIM card, the GPS module of shell, the central signal treater links to each other with pulse counter, power failure detection module, electric quantity monitoring module, GPRS module, GPS module respectively, the GPRS module links to each other with the SIM card, all install pulse modulation, power failure lamp, warning light and digital display on the shell surface, the pulse modulation links to each other with pulse counter, and the power failure lamp links to each other with power failure detection module, and the warning light links to each other with electric quantity monitoring module. This intelligence SIM card ammeter possesses and long -rangely checks meter, urges the expense, stops function such as the power transmission, has to collect fee convenient, powerful, easy to understand, installation and maintain characteristics such as convenient, that adaptive capacity to environment is strong, the cost is lower.