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AC-DC 5V 700mA 12V 450mA 9V 500mA 3.5W Precision Buck Converter AC 220V to 5V DC step down Transformer power supply module - AliExpress
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AC-DC 5V 2A/2.5A 12V 1A Switching Power Supply Module Bare Circuit 220V to 5V 12V Board for Replace/Repair
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Amazon.com: HiLetgo 2pcs AC-DC 220V to 5V Isolated Switching Power Supply Power Supply Module Board : Electronics
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Amazon.com: AC-DC 100-240V to 5V 2.5A Switching Power Supply Module DC Voltage Regulator Bare Board Repair 2500MA SMPS 110V 220V : Electronics
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