Abstract: An apparatus controllable by a mobile phone for power management is provided. A processor controller is adapted to instruct a GSM/CDMA wireless module to send a short text message in the form of SMS to a mobile phone user who is at a remote location and is in charge of the management of a predetermined facility equipped with the via an antenna and a mobile network if power outage occurs. The mobile phone user is capable of sending a short text message in the form of SMS to the processor controller via the antenna and the GSM/CDMA wireless module to shut down the processor controller.