Breathalyzer A20 Key Features Compact and convenient design for easy portability. High-precision measurement with a high-definition color display. Abnormal alarm for enhanced safety. Built-in purification chamber that eliminates impurities, leaving only alcohol for measurement and avoiding bacteria buildup. Contactless blowing for more accurate detection and healthier use. Clear, easy-to-read display allows for one-second reading. Three-color indicator light provides at-a-glance detection notifications, offering quick and reliable data readings. Rechargeable lithium battery ensures long-lasting endurance. Type-C charging port provides a modern alternative to traditional battery power supplies. Specifications Color Options: Black, White Model: A20 Material: ABS Charging Input: DC 5V Battery Capacity: 200mAh Sensor: High precision sensor Test Range: 0.000~0.199%BAC Power Supply Interface: Type-C charging interface Dimensions: 100mm (L) x 28mm (W) x 17mm (H) Working Environment: 0~45°C Package Weight: 250g Package Size: 10cm x 3cm x 2cm Note Please be aware that there may be slight deviations due to manual measurements or minor color differences due to photographic conditions. Thank you for your understanding. Package Includes 1 x Breathalyzer A20 1 x User Manual