Interface:RS232 or TCP/IP optional Power Supply :AC100~240V,50/60Hz Dimension :Lenght437mm * Width372mm * Height523mm Label Paper Size :Width:30~60mm, Maximun outter diameter100mm,Maximun inner Diameter 40mm Paper Out Method: Tear or Strip Temperture:Working:0~40 Humidity:Working:20-85% 11.5kg per unit, one box per unit