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TureClos Adjustable 250W High-power Boost Converter Step-up Module Mobile Power Supply LED Driver Module Max 10A DC-DC 8.5~48V to 10~50V - Walmart.com
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Amazon.com: DC DC Auto Step Up Step Down Boost Buck Voltage Converter Module LM2577 3-35V to 125-30V Solar Voltage Power Supply for Arduino : Electronics
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Tebru Voltage Converter, 60W DC-DC Boost Converter Step Up Module 3.7V-18V to 5V 6V 9V 12V 15V 19.5V, Step Up Power Supply - Walmart.com
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CC CV Adjustable 3A 35W DC 5 -30V to DC 0.5 -30V Step Up Down Buck Boost Converter Power Supply Module Voltage Regulator - AliExpress
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