1, wireless queuing management system 2, touch screen customers take numbers software, 3, ... X 3.2,Display: please 0001 No. Queuing softwareInclude:1, Queuing server,2, touch screen customers take numbers ... humidity: 10% to 90% Concentration display(Can be customized)5.0mmLED dot matrix module, single red, 16 dot matrix, ... hours6, weight: 100 grams7, key numbers: 17 wireless queuing management system...