Safety Check OnTheGo: In latenight and workevent contexts, get a quick read before you drive. This portable electrochemical alcohol tester provides clear feedback via LED display and voice report to help you make safer choices. Fast, Simple Use: Onekey operation and blowing detection mean no fiddly steps. Fully charges in about 1 hour via the included data cable, so it's ready when you are—ideal for glovebox, handbag, or key tray use before getting in the car. Accurate, Quantified Results: Measuring range 0400 mg/100mL with ±6 mg/100mL accuracy, plus clear LED prompts for blowing and results. Works reliably across 5°C to 45°C; store between 20°C and 50°C. Includes 5 mouthpieces for hygienic sharing. PocketSized, Lightweight: 45x70x16.5 mm and 38 g, this compact ABS device slips into a pocket or small pouch. The LED display is easy to read in low light, and the voice report assists when you can't look at the screen.