XL6009 Boost Module DC-DC Adjustable Module DC3.0-30V to DC5-35V Output Voltage Power Converter Circuit Board Module 400KHz
https://www.amazon.com/HiLetgo-Adjustable-DC3-0-30V-DC5-35V-Converter/dp/B07BNHR4HW/ref=sr_1_3?dchild=1&keywords=XL6009&sr=8-3
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