Inkless Label Maker Handheld Mini Wireless Thermal Desktop Label Printer Item Type: Thermal Printer Material: ABS Battery: Battery x 1, Battery Capacity: 2500mAh ( With Built In Battery Delivery ) Printer Mechanism Life: 13 Million Lines Print Head Life: 50 km Average Trouble Free Time: 3000 Hours Average Number of Lines Printed without Trouble: 12 Million Lines Money Box Driver Function: Not Supported Operating Environment: Operating Temperature ( No Condensation ) : 0~50℃ Storage Temperature ( No Condensation ): -25~70℃ (Excluding Paper) Operating Humidity ( No Condensation ): 20%~85%RH Storage Humidity ( No Condensation ) : 5%~95%RH (Excluding Paper) Wireless Function Parameters: Bluetooth Connection Distance: ≥55m ( Open Lot ) Print Function: Printing Mode: Line Thermal Printing Printing Dots: 384 Dots/Line Dot Density: 8 dots/mm Printing Speed: Maximum Printing Speed 70mm/s Print Width: 48mm Paper Discharge Direction: Upper Discharge Interface: USB C, Bluetooth Wireless Module Printing Font: Font: Font A: 12 x 24, Font B: 9 x 17, Hanzi: 24 x 24 Character Size: Font A: 1.25 x 3.00mm, Font B: 0.88 x 2.13mm, Hanzi: 3.00 x 3.00mm Characters Per Line: Font A: 48, Font B: 64, Hanzi: 24 Character Type: Simplified Chinese, Traditional Chinese, American, Japanese, Korean 1D Barcode: UPC A, UPC E, JAN13(EAN13), JAN8(EAN8), CODE39, ITF, CODABAR, CODE93, CODE128 2D Barcode: QR, PDF 417 Paper Size: Width: Approx. 58mm/2.28in(57.5+/-0.5mm) Diameter: Approx. ≤42mm/1.65in Thickness: 0.048mm-0.08mm