The Al6000 is a popular choice for consumers who value affordability and accuracy. It features a replaceable semiconductor sensor and dual-test technology. No Recalibration is needed. Just purchase a Pre-Calibrated Sensor and replace the worn sensor. Able to operate with or without a mouthpiece with dual-test technology.Dual-Test Technology - Normal mode requires a mouthpiece to operate to produce results in digits while fast mode does not require a mouthpiece to produce indicative results such as "warning", "moderate" and "safe". Suitable for: Mid-level Consumer Trucking Companies Ship Vessels (IMPA Réf. #4100409) Features: High-Quality Semiconductor Sensor Dual-test technology- normal and fast modes Displays in mg/l or %BAC No Recalibration - Pre-Calibrated Sensor Modules Available Sensor Cleaning Mechanism activates during power-up Audible warning when high breath alcohol concentration is detected Sensors last at least 300 samples before a replacement is needed Content: AL6000 Breathalyzer Unit 5 x Free Replaceable and Reusable Mouthpieces User Manual Soft Carrying Pouch and Strap 2 x AA Batteries Click on the link below to purchase the Calibration Certificate: PDF Hardcopy Specifications: Indication of B.A.C. (Full 3 decimals) Nomal Mode: 0.00 to 4.00 ‰ or 0.000 to 0.400%BAC or 0.00 to 2.00 mg/l BrAC by LED displayFast(Screening) Mode: “0”, “Low” and “High” 3 steps Sensor Semiconductor-type alcohol sensor Accuracy ±0.01%BAC at 0.05%BAC Mouthpiece Normal Mode: use / Fast Mode: No use Power Two 1.5V "AA" size alkaline batteries / Auto Power off Weights 115g (Including Batteries) Dimension(mm) 124 (height) X 56 (width) X 41 (thickness) MAX Audible warnings 3 steps beep warning of alcohol detection with LED display Available color Silver / Red Certificate CE, FDA 510K listed, DOT, Australian Standard Download Brochure | Download Manual