3,7 V 5 V Solar String Licht Schaltung Steuerplatine PCBA Controller Schalter Modul
4,11 €
3.7V lithium battery and 5V solar panels can be connected, the output can be connected to boost 24V31V light strings. Introduction of using mode switching Relay Module. 1: 2-8 function cycle. Press to switch a mode.
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