Features 1、Portable alcohol tester with digital LCD display, clear and easy-to-read numbers, and three-color detection indicator lights for easy-to-understand results. 2、Built-in purification chamber scientifically filters out impurities, leaving only alcohol for more accurate bloods alcohol concentration testing results. 3、Equipped with intelligent chip and high-sensitivity sensor for accurate alcohol detection, with voice prompts for added convenience. 4、Non-contact testing method allows for direct breath analysis, avoiding bacterialgrowth in the mouthpiece for a healthier testing experience. 5、Built-in large capacity battery with low power consumption for long-lasting use, Type-C quick charging interface for convenient recharging. 6、High-quality zinc alloy shell for durability and impact resistance, compact and portable design for on-the-go testing anytime, anywhere. Specification Specifications: Color: Black Material: Zinc Alloy Display: LCD Screen Breath Alcohol Concentration Measurement Ranges: 0-200mg/100ml Battery: Built in 200mAh Battery Working Temperature: -5~45℃ Storage Temperature: -20~50℃ Item Size: 100 * 29 * 16.3mm/ 3.9 * 1.2 * 0.6in Item Weight: 66g/ 2.3oz Package List 1 * Alcohol Tester 1 * USB Cable 1 * User's Manual