Breathalyzer vending machine, with 3 digital led and high definition 12.1" lcd tv display of bac, Micro-computer control, Automatic test sequence with visual and audio guide Global power supply for ac100-240 v operation. With professional advertised lcd tv Able to accept any country¡¯s bill, Wall mount Replace sensor model Sensor: advanced semiconductor Operation in ambient temperature: 0¡ãc to 45 ¡ãc 32 f to 113f Purge cycle(initial test) :immediate, always ready in standby wait mode. Operational range of measurement: 0.00 to 4.00¡ë or 0.00 to 2.00mg/l brac or 0.00 to 0.40% bac Accuracy: +/-0.01% bac at 0.05% bac Display: three(3) digital bright led & high definition 12.1" lcd tv guide every step Automatic cleaning system: start every time when you power on the machine and every time when you finished one test. Calibration: sensor module exchange every 500 tests Counter: up to 999999 Mouthpieces: cylindrical straw Bill mechanism (acceptor): able to set to accept any country¡¯s bill Metal case: suitable for public area Plastic panel: elegant and suitable to print your logo. Working humidity: 20% - 80% Storage temperature: 0 ¨c 60¡ãc or 32 to 140 f Storage humidity: 10% - 95% Lcd tv: high definition 12.1" lcd tv Speaker: 2x2w Power: from ac 100-240 volt, 50/60 hz input Plug: global plug Length of power cord : 1.8m Language: english, spanish, russia, and any other language. Ad storage system: 2g cf card (max 16g) Unit size: 600mm x 408mm x 128mm. N.W: 14kg G.W: 16kg