A wireless charging device, comprising: a communication control circuit, configured to identify a type of a power supply device after the wireless charging device is coupled to the power supply device; and a wireless transmitter circuit, configured to charge a battery of a device to be charged in a target wireless charging mode according to the type of the power supply device, the target wireless charging mode being a first wireless charging mode or a second wireless charging mode; wherein a charging speed of the wireless charging device charging the battery in the first wireless charging mode is greater than a charging speed of the wireless charging device charging the battery in the second wireless charging mode; and wherein, after the wireless charging device enters the first wireless charging mode for charging the device to be charged, the wireless charging device is configured to perform wireless communication with the device to be charged to adjust the transmitting power of the wireless transmitter circuit, characterized in that wherein the communication control circuit is further configured to: receive a request instruction sent by the device to be charged, wherein the request instruction is configured to request the wireless charging device to provide the type of the power supply device to the device to be charged; and send the type of the power supply device to the device to be charged according to the request instruction, wherein the wireless charging device is configured to identify the type of power supply device according to the request instruction. a communication control circuit, configured to identify a type of a power supply device after the wireless charging device is coupled to the power supply device; and a wireless transmitter circuit, configured to charge a battery of a device to be charged in a target wireless charging mode according to the type of the power supply device, the target wireless charging mode being a first wireless charging mode or a second wireless charging mode; wherein a charging speed of the wireless charging device charging the battery in the first wireless charging mode is greater than a charging speed of the wireless charging device charging the battery in the second wireless charging mode; and wherein, after the wireless charging device enters the first wireless charging mode for charging the device to be charged, the wireless charging device is configured to perform wireless communication with the device to be charged to adjust the transmitting power of the wireless transmitter circuit, characterized in that wherein the communication control circuit is further configured to: receive a request instruction sent by the device to be charged, wherein the request instruction is configured to request the wireless charging device to provide the type of the power supply device to the device to be charged; and send the type of the power supply device to the device to be charged according to the request instruction, wherein the wireless charging device is configured to identify the type of power supply device according to the request instruction. receive a request instruction sent by the device to be charged, wherein the request instruction is configured to request the wireless charging device to provide the type of the power supply device to the device to be charged; and send the type of the power supply device to the device to be charged according to the request instruction, wherein the wireless charging device is configured to identify the type of power supply device according to the request instruction.