Adapter Output is 24V at 1.87A and can take an input voltage of 100 - 240V at 50/60Hz. This adapter has the large DC-In plug used on the older Apple laptops and will work with the following:
PowerBook Duo Series
210 - 280c,
PowerBook Duo 2400,
PowerBook 1400,
PowerBook 3400,
PowerBook G3 Original,
PowerBook G3 Wallstreet / Series,
PowerBook G3 Lombard,
PowerBook G3 Pismo and the
iBook Original / Clamshell.
Mains lead sold separately, it takes a standard computer lead Part Number 922-3601
 Manufacturers ID: M4896