PD3.1 Scheda di Ricarica Rapida Bidirezionale 140W per Batteria Litio 2S 3S 4S 5S 6S

Integrate DRP Try SRC protocol, PD3.1 input-output fast charging protocol. Four, why don't I trigger 140w?. Switch 6S for 6 strings, switch 5S for 5 strings, switch 4S for 4 strings, and switch 3S for 3 strings.

eBay