... *230mm*61mmPacking: 375mm*295mm*195mmWeight:4.5kg(gross); 3.57kg(net)Three channel with interpretiveBuild in rechargeable Li ... batteryChinese/English languageSimultaneous 12 leads320X240 graphic LCD, 3.8 inch screenPaper size: 63mmX20/30mBuilt in RS232 interface ... Channel Interference ≤0.5mmPaper speed 25,50mm/s(±3%)Sensitivity AUTO,2.5,5,10,20mm/mVRecording mode Thermal Array ...