Remote control has very important significance in the field of industrial control.In the smart home field,internal environment can be learned in time and be controlled has been the dream of the people.This paper studies the remote control multifunctional plug system based on GPRS.After consulting a large number of literatures,we design a set of remote reading environment and remote control system,and it is designed to plug.The system is based on GPRS module,using STC89C52 MCU to collect temperature and humidity,further communicate with the mobile so that the user access to information.The user sends instructions through the mobile phone to control on-off electrical appliances.