Brother USB P-Touch QL-560 ThermalAddress Label Printer, Auto Cutter not working

NELKO P21 Bluetooth Label Maker - Portable Thermal Printer- with tape.

1 x Brother DK-BU99 Label Printer Cutter blade Unit, Brother Accessory

TSC DA220 Thermal Label Printer | UNTESTED PARTS ONLY

TSC DA210 Thermal Label Printer | UNTESTED PARTS ONLY

Brother RJ-3150 Rugged Mobile Direct Thermal Label Receipt Printer B108 GR427

Brother RJ-3150 Rugged Mobile Label Receipt Printer Bluetooth Wi-Fi B108 G425

Brother RJ-3150 Rugged Mobile Thermal Receipt Label Printer Wireless B108 GR426