I'm looking for a printer that will allow me to add my own spools, like in the photos. I write by hand over 100 times a day, and my handwriting is barely legible. This would save me a ton of time and would look more professional. It seems like all the portable printers on the market offer their own cartridges/paper.

When you write hundreds of times a day, your hands get tired and your handwriting becomes barely legible. In such cases, an airprint thermal printer can be a helpful companion. These models allow you to use your own rolls or labels, eliminating the need for proprietary cartridges and subscriptions. Printing is fast and smooth, and the results look neat and professional. For everyday work where speed and legibility are essential, this printer saves time while making the process convenient.