A portable thermal A4 printer for home use, every detail is made with care, and every side is meticulously presented to you. Quick paper output, one-button printing saves time and effort No ink environmental protection printing, silicone base, anti-slip design stable support Stable and convenient to use, USB power supply, built-in 800mAh battery lasts a long time. Put it in your school bag and take it with you. You can print wherever you want. It is a printer, and it is also a mobile learning machine. S-speed printing, photo-level high-definition printing and reading are more comfortable, thermal technology printing, no ink cartridges, no dust, no ink leakage, no paper jams, no plugs. Children can also get started easily, and can print post-it notes on test papers, electronic documents, and files on mobile phones.