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Hi Kat, The battery is designed as a backup power source. It uses an AC power cord as its main power source. You may refer to this link for more information: https://www.sony.com/electronics/support/res/manuals/4528/3c77bd38d38eb653293191e563988119/45284781M.pdf ~Ralph
Sorry, there was a problem. Please try again later.Yes, Battery is for maintaining the time & station program selections during power interruptions.
Sorry, there was a problem. Please try again later.Yes it does use electricity.
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