Reliable Solar Controller Circuit Board Automatic On/Off Timing Function
4,33 €
3: Connect to the solar panel. S+S - Connected to solar panel. 2: Connected to the LED, the lithium battery is powered on, and the LED lights up. 2V3V LED lamp beads cannot be used directly. They need to be driven by step-down constant current or series current limiting resistors.
Jetzt bei Ebay:
