XY-L30A charger module HW-749 | Questions and answers among users

alfefu · 2023-06-09T16:00:23.509000Z

I wanted to know about the CH+ and CH- terminals on the module in question, what voltage should be applied? DC or AC 220V? And then on the RX TX GND contacts what should be connected?Thanks to anyone who replies

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XY-L30A charger module HW-749 | Questions and answers among users | eBay Italy