Ensure your the road with this expert alcohol tester. Ideal for personal use, it features a high-precision sensor and a clear digital display. To operate, press the power button, wait for the device to be ready, and exhale into the mouthpiece. The tester will provide an accurate BAC reading and alert you if you are over the limit, promoting responsible driving habits. Features -Color:Grey -Material:Plastic -Size:10.30X2.80X2.80cm/4.05X1.10X1.10in -Precision testing: using alcohol detection technology with high accuracy, ensuring you get precise and trustworthy alcohol level readings -Portable design: its compact and lightweight form factor makes it easy to transport and use, Ideal for those who reliable tester on the go -Rechargeable battery: features a usb rechargeable battery, making it convenient to keep the device powered without the need for constant battery changes -Alert system: integrated alarm function alerts you when the alcohol concentration exceeds the limit, enhancing safety measures -Wide range of uses: Ideal for various occasions including driving, home parties, and business meetings, offering a versatile solution for alcohol testing Package list: 1 x alcohol tester