Welcome to our store! We are pleased to present our non-contact alcohol tester. This alcohol tester is designed with non-contact blowing detection, ensuring safety and hygiene. It allows multiple people to use it without having to replace extra nozzles. Our alcohol tester uses a high-precision and sensitive semiconductor alcohol sensor, which provides accurate results. You can rely on its precision to ensure your safety. With a built-in 140mAh polymer battery, this alcohol tester is USB rechargeable and can be used up to 300 times. It is durable and convenient for long-term use. The portable design of this alcohol tester allows you to easily carry it in your wallet or pocket. It is lightweight and practical for all occasions. This alcohol tester is suitable for various social activities such as weddings, parties, and celebrations. It ensures safe driving by providing accurate alcohol level readings. Product information: - Item Type: Alcohol Tester - Material: ABS - Color: Black - Function: Alcohol Test - Built-in Battery: Polymer Lithium Ion - Battery Capacity: 140mAh - Detection Range: 0.00-0.19% BAC (0-1.9G/L) - Detection Error: ±0.005% BAC - Detection Unit: mg/L (BrAC); Mg/ml (BAC) Package includes: - 1 x Alcohol Tester - 1 x USB Cable - 1 x User Manual 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.