Alcohol breathalizer

• Simple but exquisite and portable design,
• Dual LCD displa.detect range: 0.00-0.195 BAC & 0.0-1.9g/l,alert level calibrated.
• Auto power off.,clock function with 12/24 format can show you the time,prompt and convenient design measuring BAC.
• Clock use one AG13 battery. (Included).
• Alcohol tester powered by two AAA Alkaline batteries (Not included)。
• A simple method to analyze blood alcohol