This switching power supply features a U.S. style plug and accepts 100-240V AC input. Output is 12V DC at 500mA. The power supply has a coax style barrel connector with 3.5mm outer and 1.35mm inner diameter. The inner contact has positive polarity; the outer negative.
This power supply can be used, for example, with the Tibbo DS203, DS1206, DS1206N and DS110x Ethernet-to-Serial adapters.
Tibbo lists this power supply as APR-P0011.