1 STCK. 1A 5V MPPT Solarcontroller für 3,7 V 4,2 V Li-Ionen und LiPolymer Batterien
3,78 €
Maximum charging current/output current is 1A, but you can change the current by changing the value of the R1 resistor. If your solar panel is 5V, then you can use it directly. Feature: 1. Product Image.
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