Coin-Operated Breath Alcohol Tester (AT309) General Description: This self-service machine is designed to measure alcohol concentration in the human body. With advanced fuel cell alcohol sensor, this device has excellent sensitivity and reproducibility. When the alcohol content exceeds the preset alarming level, it will send out an alarm warning and show the result directly and clearly on the digital LED display   Basic Technical Data: Sensor Type: fuel cell sensor Working Voltage: AC110V~AC220V, 50/60HZ; Output: DC12V/1.5A Working Current: ≤15mA Environment Temperature: -20℃~60℃; Relative humidity: ≤95% No Dews Response Time: < 8s Test Range: 0.000~2.000mg/L (0~440mg/100mL, 0.000~4.000g/L, 0.000~0.400%BAC, 0.000~2.000‰BAC) Warning level: 0.090mg/L; Danger level: 0.250mg/L Accuracy: ±10% Warning method: Audio and light Display: Four digits LED display; Test results are shown by the red, green, and yellow LED indicator lights. Indication Manner: mg/l, mg/100ml, g/l, %BAC, ‰BAC optional Adjustable Pricing: 0~15coins/time (for 0, the tester will work in free mode) Specifications: Dimension: 250x105x400mm (machine); 370x210x535mm (packing) Weight: 6Kg (Net) / 7Kg (Boxed) Straw Capacity: around 200pcs (Ф≤7mm*20mm) Coin Capacity: around 200pcs