1. Accurate readings anytime, anywhere: The singlescreen white portable breathalyzer provides precise measurements in the range of 0.00-1.9% BAC and 0.0-1.9 g/L, ensuring reliable results. Its 0.01% BAC (0.1 g/L) resolution delivers accuracy in every test. 2. Fast and efficient: Warmup time is 10 seconds and a response time of 5 seconds, delivering quick results when you need them most. 3. User-friendly design: Simple single-screen interface requires minimal instructions. Powered by 2 AAA batteries (3V), it is easy to operate and maintain. 4. Reliable accuracy: Measurement accuracy with an error of 0.01% BAC (0.1 g/L) provides consistent readings across environments. 5. Practical use scenarios: Before driving or operating machinery at work or on the road; after social events to confirm sobriety; for workplace safety and fleet monitoring to ensure compliance.