This hefty AC adapter has a cord to fit into the computer and prongs for going into a power outlet. It is marked: SINO-AMERICAN (/) MODEL: 9-10 (/) POWER SUPPLY. An input voltage of 120 V and 60 Hz gives an output of 9 volts of direct current. Received with a Sinclair ZX81 microcomputer.
Dimensions given do not include cord.
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