The application provides an intelligent mower comprising a motor and a control system connected with the motor; the control system is connected with a battery pack; the battery pack comprises a battery control unit used for measuring the voltage of a single battery in the battery pack and continuously transmitting a voltage value of each single battery to a control system; the control system comprises a master control unit, a voltage reduction module and a battery pack electrifying circuit; the master control unit is used for receiving data transmitted by the battery control unit, processing the data and converting the processed data into control information for controlling an action of the motor; the voltage reduction unit is used for converting the voltage of the battery pack into a working power supply making the master control unit and the battery control unit work and supplying the voltage to the master control unit and the battery control unit; the battery pack electrifying circuit is connected with the battery control unit and the master control unit; when the master control unit does not work, the master control unit controls the battery pack electrifying circuit not to work, the battery control unit is disconnected with the working power supply, and the battery control unit does not work, so that the electric energy of the battery pack is saved.