7'' TFT display,stainless steel cover,weighing meter,camera, controlling software, infrared camera, long-distance administration Network ... of wire and wireless3,Support SMS Manager alarm4, Connect max.20 pcs sensors5, Data showing,storage,selection and print out. ... 50Ethernet interface: 1 pcsRelative humidity; 0`90%RH(non-condensing)Meter receiving signal: -30`30mVDisplay screen: 7 inches,TFT-LCD ...