•Multi-size compatibility: Provides adjustable paper guides to print paper labels of various sizes, meeting your diverse printing needs. 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. One machine for two purposes, can print labels and receipts •Dual mode printing: supports printing self-adhesive labels, as well as bills, with one machine for two purposes, suitable for more usage scenarios •Equipped with a scale: the size of the label can be easily measured at a glance, anytime, anywhere, without the need for tools to measure the width of the label •Adjustable cardboard holder: No need to disassemble, slide left and right according to the size of the label Specifications: •Model: K30F •Print mode: Thermal •Resolution: 203DPI（8dots/mm） •Max print speed: 90mm/s •Max print width: 72mm •Max print length: 300mm •Paper width (including release paper): MAX 80mm •Outer diamter of paper roll: MAX 50mm •Paper positioning mode: Gap, continuous, Black Label •Communication mode: USB, Bluetooth •Charging Port: Type-C •Power source: Output: DC 5V⎓2A •Battery Capacity: 2200mAh •Body size: 118*110*58mm •Body weight: 385g •Safety certificates:CCC, CE, FCC, RoHS Package included: •1 x Thermal Printer •1 x Type-C Charging Cable •1 x English User Manual •Other items not included