An electronic device is provided, which includes a first structure provided on a first side, a connector disposed in the first structure and configured to receive external power, a first charging circuit disposed in the first structure and electrically connected to the connector, a first battery, and at least one first device electrically connected to the first charging circuit, a power line, a second structure provided on a second side, a second charging circuit disposed in the second structure and electrically connected with the connector through the power line, a second battery, and at least one second device electrically connected to the second charging circuit, and a processor configured to control the first charging circuit to provide first power from the first battery through the power line based on a first remaining capacity of the first battery and a second remaining capacity of the second battery satisfying a first condition and control the second charging circuit to provide second power from the second battery through the power line based on is the first remaining capacity of the first battery and the second remaining capacity of the second battery satisfying a second condition different from the first condition.