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5A XL4015 DC-DC Step Down Buck Converter Module Power Supply LED Lithium Charger (RED)

500.00 300.00
This linear module has constant voltage and constant current function (CC CV). and it has a good performance. When you

5V 2A Power Bank Charger Module Charging Circuit Board Step Up Boost Power Supply Module Dual USB Output

300.00 199.00
5V 2A Power Bank Charger Module Charging Circuit Board Step Up Boost Power Supply Module Dual USB Output   Product