... Ø40mmINNER DIAMETER12.5mm ± 0.5mmMEMORYFLASH64MbitsRAM16MbitsFONTSSTANDATD FONTSGB18030FONT SIZEFONT A (24 x 24), FONT A (16 x 16)BARCODEEAN-8, EAN-13, Code39, ITF, ... UPC-A, UPC-E,Codabar, Code93, Code128,PDF417(2D ... SensorINTERFACESerial(RS-232C), USBBluetooth Class 2DIMENSION80(W) x 132.5(L) x 46.8(H)mmWEIGHT240g (with Battery)OLED ...