•Multi-size compatibility: Provides adjustable paper guides for small businesses to print paper labels of various sizes, whether they are barcode labels or shipping labels. Adjust the width range is 20-80mm •Multi-system compatibility: Drivers can run smoothly on Windows XP, 7, 8, 10, Mac Os systems. If you need to use a mobile phone for printing, please select the Bluetooth-compatible version and download the mobile printing app to print labels through your smartphone. •Durable and cost saving: Adopting direct thermal printing technology, no carbon ribbon or toner is required. •Dual mode printing: supports printing self-adhesive labels, as well as bills, with one machine for two purposes, suitable for more usage scenarios Specifications: •Model: K31A •Print mode: Thermal •Resolution: 203DPI (8dots/mm) •Max print speed: 60mm/s •Max print width: 72mm •Consumable height: 20~200mm •Paper width (including release paper): Maximum 80mm, Minimum 20mm •Diameter of paper roll core: 25.4mm~38.1mm •Outer diamter of paper roll: Max 105mm •Paper positioning mode: Gap, Continuous •Communication mode: USB, Bluetooth •Power source specification: Input: AC 100V-240V, 50-60Hz Output: DC 9V⎓2A •Body size: 147*190*141mm •Body weight: 680g •Safety certificates: CCC Package included: •1 x Thermal Printer •1 x Power Adapter •1 x Type-C Charging Cable •1 x Label Axis •1 x Label Baffle •1 x English User Manual •Other items not included