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DC-DC Automatic Buck Boost Power Module Step Up and Down Board Input 3V-15V Output 3.3V/5V/4.2V/9V/12V Electronic DIY PCB Board

USD 0.59USD 0.85

DC-DC Automatic Buck Boost Power Module Step Up and Down Board Input 3V-15V Output 3.3V/5V/4.2V/9V/12V Electronic DIY PCB Board

Description
Specification
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