A：Hello, thanks for your personal message. Remember to get in contact with our sales manager via WhatsApp at +8618623251355. We use cookles to Improve your on the web encounter. By continuing browsing this Web site, we suppose you concur our usage of cookies. 3V, and likewise the area voltage within https://antminercontrollboardsfor29427.theideasblog.com/38062257/examine-this-report-on-antminer-s19-control-board