... display(Can be customized) 4.8mmLED dot matrix module, single red, 16 dot matrix, resolution of 64 points × 16 points, ... the Communication Controller1, Dimension: 205mm X 150mm X 28mm2, Function: Signal Conversion3, input interface: RS-2324, output interfaces: RS-4855, ... Concentration display(Can be customized)5.0mmLED dot matrix module, single red, 16 dot matrix, resolution of 64 points × 16 points, ...