A battery charger, comprising: an electrical connector for electrically coupling to a battery and delivering a configurable electrical charge for charging a battery; a sensor device for receiving information from a battery to be charged, the sensor device positioned to receive the information from an RFID tag connected to a battery to be charged when the battery is electrically coupled to the electrical connector; a memory for storing a plurality of predefined charging parameter settings, with the predefined charging parameter settings configured to correspond to information receivable from a battery to be charged; and one or more balance connector ports (116A, 116B) for receiving a balance connector of a lithium-polymer type battery; wherein the battery charger at least partially configures the electrical charge delivered in accordance with predefined charging parameter settings corresponding to information received from a battery to be charged, the charging parameter settings comprise at least a charge mode setting, the charge mode setting comprising at least a balance charge setting; wherein the battery charger is configured to be compatible with at least lithium-polymer batteries; wherein the battery charger is further configured to determine whether the battery connected to the charger output port is implemented with a readable RFID tag; wherein the battery charger is further configured to configure, upon determining that the battery connected to the charger output port is implemented with a readable RFID tag, the charging parameter settings in accordance with the information received from the battery to be charged; characterized in that the battery charger is further configured to determine, upon determining that the battery connected to the charger output port is not implemented with a readable RFID tag or implemented with an unreadable RFID tag, whether a balance connector has been electrically coupled to the balance connector port (116A, 116B), and to select, upon determining the balance connector has been electrically coupled to the balance connector port (116A, 116B), the charge mode setting to the balance charge setting. an electrical connector for electrically coupling to a battery and delivering a configurable electrical charge for charging a battery; a sensor device for receiving information from a battery to be charged, the sensor device positioned to receive the information from an RFID tag connected to a battery to be charged when the battery is electrically coupled to the electrical connector; a memory for storing a plurality of predefined charging parameter settings, with the predefined charging parameter settings configured to correspond to information receivable from a battery to be charged; and one or more balance connector ports (116A, 116B) for receiving a balance connector of a lithium-polymer type battery; wherein the battery charger at least partially configures the electrical charge delivered in accordance with predefined charging parameter settings corresponding to information received from a battery to be charged, the charging parameter settings comprise at least a charge mode setting, the charge mode setting comprising at least a balance charge setting; wherein the battery charger is configured to be compatible with at least lithium-polymer batteries; wherein the battery charger is further configured to determine whether the battery connected to the charger output port is implemented with a readable RFID tag; wherein the battery charger is further configured to configure, upon determining that the battery connected to the charger output port is implemented with a readable RFID tag, the charging parameter settings in accordance with the information received from the battery to be charged; characterized in that the battery charger is further configured to determine, upon determining that the battery connected to the charger output port is not implemented with a readable RFID tag or implemented with an unreadable RFID tag, whether a balance connector has been electrically coupled to the balance connector port (116A, 116B), and to select, upon determining the balance connector has been electrically coupled to the balance connector port (116A, 116B), the charge mode setting to the balance charge setting.