Found on the manufacturer's label on the front of the charger
overall: 3 in x 2 1/4 in x 1 3/4 in
The object consists of a cream colored plastic case for the power supply, which has a two pronged American plug. The is a cable coming from one end, which ends in a female connector for the apple II computer. The printing on the back of the power supply reads, "Power supply for use with modem made in U.S.A."