The invention discloses a pure electric vehicle. The pure electric vehicle comprises an automatic transmission control module, an electric executing mechanism, a battery management module and a transmission device and is characterized in that the automatic transmission control module consists of a sensing signal collection device, a micro-controller MCU and a driving device; an output end of the sensing signal collection device is electrically connected with an input end of the micro-controller MCU; the sensing signal collection device consists of a frequency signal collection device, an analog quantity signal collection device and a switching value signal collection device; the frequency signal collection device consists of a motor rotation speed sensor, a transmission input shaft speed sensor and a transmission output shaft speed sensor; and the analog quantity signal collection device consists of a pedal position sensor, a pedal pressure sensor, a radar sensor and a gear position sensor. According to the pure electric vehicle, the gear shifting function of the electric vehicle is realized; and meanwhile, the safety and reliability of the operation of the whole system are enhanced.