Specification - A4 thermal roll paper, 6.5 M/roll. Notice: Phomemo m832 portable printer paper only suitable for Letter thermal printer not for traditional inkjet or laser printer. High Compatibility - Phomemo A4 thermal paper compatible with M832 M833 M834 M835 M836 A285M A282M A281M portable thermal printer Durable Printing Resolution - Phomemo thermal paper use advanced thermal technology, the thermal paper can keep 10 year at least, never worry using thermal paper printing documents, invoice, contract etc can't keep long time. No BPA - BPA (Bisphenol A) is an industrial chemical. It may cause endocrine disorders and have certain effects on people's health. Phomemo thermal paper has passed RoHs certification. It’s tested that the paper doesn’t contain any carcinogens. Please feel confident to use the paper. Widely Applicable - Letter thermal paper is widely application in Home Office Business School, can easily put into M832 portable printer for business travel outdoor,office etc; print anywhere, anytime. Ideal for business and travel printing. Phomemo M832 Portable Printer Thermal Paper,A4 Thermal Paper, Advance Thermal Printing, Thermal Roll Paper Compatible with M832 Portable Printer,2 Rolls