Fujitsu 628 & 639 Series Thermal Printers are suitable for applications such as handheld, mobile and portable devices, Kiosk, ATM, and receipt and ticket issuing printers as well as for various other equipment. The supply voltage of the FTP-628WSL Series is 120/240VAC (via AC adaptor) or battery. The unit uses 2 inch wide paper. The mechanism and interface board is a standard multiple purpose unit. The FTP-639USL Series is 24V driven receipt printer unit with cutter for 3 inch wide paper. The unit has our high-speed FTP-639MCL354 mechanism/cutter and control board, with an integrated paper feed and built-in paper guide section.