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"adjustable dc power supply"
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DC 5.5x2.5mm to USB-C 140W Smart LED Display Charging Cable, 21CM PD Voltage Adjustable Power Cord 5V/9V/20V 7A for Laptop Phone
Limited time offer, ends 10/09
$17.20
Free Shipping
DC Power Supply Variable, Adjustable Switching Regulated Power Supply 30V 10A with Encoder Coarse & Fine Adjustments Knob, Beach Power Supply with USB 5V 2A Charge Interface
Limited time offer, ends 10/10
$72.69
Free Shipping
