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is the Ultracompact USB Power Adapter a electricity vampire?

C

carleton

macrumors member
Original poster
Dec 26, 2008
42
0
Is the Ultracompact USB Power Adapter a electricity vampire? I am wondering, should I be unplugging the unit when not in use or did Apple make it smart enough to cut the power to the little transformer in it, when it is not in use.
 
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