Remote switching circuit

The utility model relates to the technical field of remote control switches, and discloses a remote switch circuit, which comprises a power supply module, an output control module, a detection input module, an electronic SIM card module, a USB module, an SIM card seat module, a switch control module, a signal detection module and a radio frequency emission module, the power supply module is electrically connected with the output control module and used for supplying power to the output control module; the power supply module is electrically connected with the communication module and is used for supplying power to the communication module; the output control module is electrically connected to the communication module and is used for storing a signal output by the communication module and controlling the on-off of a power supply; the detection input module is electrically connected with the communication module and is used for detecting the state of the input voltage; the radio frequency emission module is el