Features: Compact & Portable Design: This unit features a lightweight ABS construction (50g) with dimensions of 94.6 50.6 22.8mm, easily fitting in pockets for convenient carrying. Sophisticated Measurement structure: Equipped with good quality semiconductor components covering 0 200mg/100mL detection spectrum, displaying results on digital screen with multi color LED indicators. Supports multiple international measurement standards for global users. Hygienic Accessory Set: Includes several reusable mouthpieces (8 or 16 available) for clean group testing situations. Complete package ensures sanitary conditions during family or social gatherings. Simple Single Button action: Provides readings within 15 seconds after collecting ≥5 second breath sample. Consistent Measurement Quality: effectively in 5℃ to 45℃ environments with stable output. Specifications: Detection technology: semiconductor transducer (good accuracy) Detection extent: 0~-200mg/100mL Power supply: 3×1.5VAAA alkaline batteries Display result: digital LCD screen + LED hoop (red, yellow and green colors) Display units: /100mL-China g/1—Europe /I BrAC-Japan Exhalation sampling: ≥5 seconds continuous breath sample Operating temperature extent: -5℃~45℃ Automatic shutdown: 15 seconds Product weight: 50g Product size: 94.6x50.6x22.8mm Product substance: ABS Applicable batteries: 3 AAA batteries (not included) Package Includes: Liquor meterx1 note: Before using the accessory, please check if it is compatible. Three AAA batteries need to be purchased by yourself