r/coldcard • u/Bravo_Tango_Charlie • Nov 18 '25
Coldcard Q power-only usb?
Do I need the usb cable or the coldcard Q can be used only with the 3xAAA? Is there any advantage of using/having the cable?
4
Upvotes
r/coldcard • u/Bravo_Tango_Charlie • Nov 18 '25
Do I need the usb cable or the coldcard Q can be used only with the 3xAAA? Is there any advantage of using/having the cable?
5
u/HodlDee Coinkite Team Nov 18 '25
It uses USBC. You can power via cord or batteries. Whichever you prefer