The Brady M210 Label Printer, 2267-M210-ND, has multiple label types available and the ability to set the font size. It uses six AA batteries.
Below are some options that Digi-Key currently carries that work with the M210.
3/4 IN x 14 FT Black on White Vinyl
1 IN x 14 FT Black on White Vinyl
1/2 IN x 16 FT Black White Nylon
3/4 IN x 16 FT Black on White Nylon