... 0.6CBMAdditional devices: a. Thermal printer, 80mm width paper, auto cut Normally we use Epson 532 thermal printer, you could ... connectionc. Digital keyboard(pinpad)with 16 keysd. Finger printer reader, QR code reader, Barcode scannere. UPS(10~20mins)for power supplyTo this ... technology, Water proof, anti dust, high transmittance( at most 100%), quick response, sensitive, it will not be floated as the ...