A wireless power transmitter according to various embodiments comprises: a power transmission antenna array capable of transmitting power in a wireless manner; a driving circuit for mechanically adjusting the steering direction of the power transmission antenna array; and a processor, wherein the processor can be configured so as to determine the direction in which an electronic device is positioned, control the driving circuit such that the driving circuit mechanically adjusts the steering direction of the power transmission antenna array when the direction in which the electronic device is positioned is not included in a coverage corresponding to the steering direction of the power transmission antenna array, and control the power transmission antenna array such that the power transmission antenna array transmits the power to the electronic device.