Bixolon SPP-R200. Print technology: Direct thermal, Print speed: 80 mm/sec. Interface: Serial/USB. Internal memory: 16 MB. Width: 79.5 mm, Depth: 126.7 mm, Height: 43.6 mm. Battery technology: Lithium-Ion (Li-Ion), Power requirements: AC 100 - 250V, 0.8A