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Chanzon LED Driver 900mA (Constant Current Output) 18V-39V (Input 100-240V AC-DC) (6-12)x3 18W 21W 24W 27W 30W 36W Power Supply 900 mA Lighting Transformer for High Power 30 W COB Chips (Plastic
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Power Supply with Digital/Analog Meter, Continuous Type, 0-12V AC/DC 1 Amp, Regulated, Constant Current-Constant Voltage
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LCD Display Adjustable Direct Current Stabilized Voltage Power Supplys Constant Voltage and Constant Current 20A 1200W Step-down Module - Walmart.com
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