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600MA 3A DC-DC Buck Converter 0.9V~5V boost step-down Module,TP4056 Mini USB phone charger 1A power supply Module

USD 1.37USD 2.79

600MA 3A DC-DC Buck Converter 0.9V~5V boost step-down Module,TP4056 Mini USB phone charger 1A power supply Module

Description
Specification
H11F1 SOP-6
USD 4.60
1021T2c TJA1021T2c SOP8 5PCS
USD 3.35USD 3.85
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