Why aren't DC power outlets built into the wall, so electronic devices wouldn't require an AC/DC converter? - Quora
Why aren't DC power outlets built into the wall, so electronic devices wouldn't require an AC/DC converter? - Quora
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10Pcs DC Power Plug Male Electrical Socket Outlet DC-022 DC-005 DC-022B DC Outlet 5.5X2.1MM 5.5*2.1 5.5x2.5mm 5.5x2.5 5.5*2.1mm
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Automotive DC Power Outlet Extension w/On-Off Switch [Heavy Duty] [12V-24V] [15 Amp] [In-Line Fuse] [Hardwire] Car Triple Socket Cigarette Lighter Plug Switch Box - Walmart.com
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DEWALT DXAEPI140 Power Inverter 140W Car Converter: 12V DC to 120V AC Power Outlet with Dual 3.1A USB Ports - Walmart.com
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