A wireless power transmitter configured to communicate with a wireless power receiver for transmitting electrical power thereto, the wireless power transmitter comprising: at least one sensor (22, 23) configured to measure at least one operating condition of the wireless power transmitter; and circuitry (5, 9, 102) configured to adapt at least one wireless power transfer parameter according to the at least one operating condition of the wireless power transmitter; determine whether the at least one operating condition of the wireless power transmitter exceeds a corresponding predetermined value; set a first period of time with a first interval when it is determined that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; send a first message to the wireless power receiver, the first message indicating that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; adjust the at least one wireless power transfer parameter by a first amount; determine whether the at least one operating condition of the wireless power transmitter still exceeds the corresponding predetermined value upon the expiration of the first period of time with the first interval; set a period of time with a second interval, and adjust the at least one wireless power transfer parameter by a second amount upon the expiration of the period of time with the second interval, when it is determined that the at least one operating condition of the wireless power transmitter is within the corresponding predetermined value upon the expiration of the first period of time with the first interval. at least one sensor (22, 23) configured to measure at least one operating condition of the wireless power transmitter; and circuitry (5, 9, 102) configured to adapt at least one wireless power transfer parameter according to the at least one operating condition of the wireless power transmitter; determine whether the at least one operating condition of the wireless power transmitter exceeds a corresponding predetermined value; set a first period of time with a first interval when it is determined that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; send a first message to the wireless power receiver, the first message indicating that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; adjust the at least one wireless power transfer parameter by a first amount; determine whether the at least one operating condition of the wireless power transmitter still exceeds the corresponding predetermined value upon the expiration of the first period of time with the first interval; set a period of time with a second interval, and adjust the at least one wireless power transfer parameter by a second amount upon the expiration of the period of time with the second interval, when it is determined that the at least one operating condition of the wireless power transmitter is within the corresponding predetermined value upon the expiration of the first period of time with the first interval. adapt at least one wireless power transfer parameter according to the at least one operating condition of the wireless power transmitter; determine whether the at least one operating condition of the wireless power transmitter exceeds a corresponding predetermined value; set a first period of time with a first interval when it is determined that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; send a first message to the wireless power receiver, the first message indicating that the at least one operating condition of the wireless power transmitter exceeds the corresponding predetermined value; adjust the at least one wireless power transfer parameter by a first amount; determine whether the at least one operating condition of the wireless power transmitter still exceeds the corresponding predetermined value upon the expiration of the first period of time with the first interval; set a period of time with a second interval, and adjust the at least one wireless power transfer parameter by a second amount upon the expiration of the period of time with the second interval, when it is determined that the at least one operating condition of the wireless power transmitter is within the corresponding predetermined value upon the expiration of the first period of time with the first interval.