Question about Brother P-Touch Cube PT-P300BT

or you can just use an usb cable to connect to pc or any other power source to charge the batteries. or just leave it connected to your pc

Hello Petra.peyer
You need Batteries, see here: https://support.brother.com/g...
A power adapter is not included. The right is: AD-24ESEU= Brother AD-24ES Netzteil
Regards