+

DC-DC 0.9V-5V to 5V 600MA Power Bank Charger Step Up Boost Converter Supply Voltage Module USB Output Charging Circuit Board

USD 0.37USD 0.40

DC-DC 0.9V-5V to 5V 600MA Power Bank Charger Step Up Boost Converter Supply Voltage Module USB Output Charging Circuit Board

Description
Specification
+