CraftworkLogo print,logo laser,logo embossed/debossed,QR code,UID number
Size Dia 45/50/55/60/65/70/74mm,or customized
PCBA Digital Cold Wallet card
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PCBA Digital Cold Wallet card
Size85.5*54*1.8mm
1.02 ", 1.5" E ink flexible E-paper display
ScreenThe screen can be set to display content through the APP (you can develop your own APP based on the interface documents we provide, and you can integrate multiple functions capable modules such as image output display, text output display, etc.)
Buttonscan be customized as required, up to 15
BatteryRechargeable ultra-thin battery
Bluetooth functionsupports Bluetooth 5.0 and above
