... , logos, bar codes, two dimensional codes, graphics, images, dot-matrix body, auto-created serial number, batch and real time & ... shelf life. - Auto-created anti-fake digital number, easy for check. -No consumables, no wearing parts, zero maintenance, low ... coolingElectrical Source220V/Single-Phrase/50Hz3. Application & materials Suitable for marking on most of the non-metallic materials. Application ...