◇I-O DATA AC adapter WA-18K12FU. Compatible models: HDCZ, HDCL, HDCA, AVHD series HDDs, optical drives, etc. Rated output: DC12V 1.5A switching power supply Plug: Outer/inner diameter: 2.5/5.5mm, Polarity: Center positive, PL03A Other: PSE safety standard compliant, voltage checked with a tester. Can be used with various devices up to 1.5A if the voltage, polarity, and plug match. Can also be used with some foreign-made external HDDs such as Lacie, Seagate, and Western Digital (not guaranteed). This is a used item. There are minor scratches, etc. There is no unpleasant odor. Please check the condition in the photos before purchasing.