Photo 1 of Adjustable Universal Power Supply Adapter 4A 144W Adjustable Variable Switching 3V~36V 3V 5V 12V 24V 30V 36V AC/DC Adapter, AC to DC Converter with 14 Tips, Polarity Converter and Test Lead

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Photo 1 of Adjustable Universal Power Supply Adapter 4A 144W Adjustable Variable Switching 3V~36V 3V 5V 12V 24V 30V 36V AC/DC Adapter, AC to DC Converter with 14 Tips, Polarity Converter and Test Lead