A wireless power transmitter, comprising: a power transmitter including a plurality of first transmitting coils and a second transmitting coil; a communicator configured to communicate with a wireless power receiver including a receiving coil; and a controller; wherein the plurality of first transmitting coils are disposed on a same plane, wherein the second transmitting coil is disposed on a plane different from the plane on which the plurality of first transmitting coils are disposed, wherein the second transmitting coil is disposed at a center of a region corresponding to the plurality of first transmitting coils, wherein an area of a region corresponding to the second transmitting coil is smaller than an area of the region corresponding to the plurality of first transmitting coils, and wherein the controller is configured to: identify a type of the receiving coil included in the wireless power receiver based on data received through the communicator, transmit power to a wireless power receiver through the plurality of first transmitting coils and the second transmitting coil when a type of a receiving coil included in the wireless power receiver is a first type, and transmit power to the wireless power receiver through the second transmitting coil when the type of the receiving coil included in the wireless power receiver is a second type, characterised in that the controller is further configured to: when the type of the receiving coil is the second type, through the communicator, receive data on a result of power transmitted to the wireless power receiver through the second transmitting coil from the wireless power receiver, check a voltage applied to the receiving coil based on the data received from the wireless power receiver, and in response to a voltage applied to the second transmitting coil reaching a preset reference voltage before the voltage applied to the receiving coil reaches a target voltage, transmit power through the second transmitting coil and at least one of the plurality of first transmitting coils. a power transmitter including a plurality of first transmitting coils and a second transmitting coil; a communicator configured to communicate with a wireless power receiver including a receiving coil; and a controller; wherein the plurality of first transmitting coils are disposed on a same plane, wherein the second transmitting coil is disposed on a plane different from the plane on which the plurality of first transmitting coils are disposed, wherein the second transmitting coil is disposed at a center of a region corresponding to the plurality of first transmitting coils, wherein an area of a region corresponding to the second transmitting coil is smaller than an area of the region corresponding to the plurality of first transmitting coils, and wherein the controller is configured to: identify a type of the receiving coil included in the wireless power receiver based on data received through the communicator, transmit power to a wireless power receiver through the plurality of first transmitting coils and the second transmitting coil when a type of a receiving coil included in the wireless power receiver is a first type, and transmit power to the wireless power receiver through the second transmitting coil when the type of the receiving coil included in the wireless power receiver is a second type, characterised in that the controller is further configured to: when the type of the receiving coil is the second type, through the communicator, receive data on a result of power transmitted to the wireless power receiver through the second transmitting coil from the wireless power receiver, identify a type of the receiving coil included in the wireless power receiver based on data received through the communicator, transmit power to a wireless power receiver through the plurality of first transmitting coils and the second transmitting coil when a type of a receiving coil included in the wireless power receiver is a first type, and transmit power to the wireless power receiver through the second transmitting coil when the type of the receiving coil included in the wireless power receiver is a second type, characterised in that the controller is further configured to: when the type of the receiving coil is the second type, through the communicator, receive data on a result of power transmitted to the wireless power receiver through the second transmitting coil from the wireless power receiver, check a voltage applied to the receiving coil based on the data received from the wireless power receiver, and in response to a voltage applied to the second transmitting coil reaching a preset reference voltage before the voltage applied to the receiving coil reaches a target voltage, transmit power through the second transmitting coil and at least one of the plurality of first transmitting coils.