Feature: 1. Noncontact Design: Noncontact blowing detection is safe and more hygienic, allows multiple persons to use without extra mouthpiece replaced. 2. High Accuracy: Alcohol tester adopts high accuracy and sensitive semiconductor alcohol sensor, generating accurate results. 3. USB Rechargeable: Built in 140mAh polymer battery, can be used for 300 times, very durable, and USB rechargeable. 4. Portable: Breath alcohol tester is very small and portable, can be easily carried in your wallet or pocket, convenient and practical. 5. Application: Breathalyzer is suitable for wedding, parties, feast or other social activities to ensure safe driving after drinking. Specification: Item Type: Alcohol Tester Material: ABS Color: Black Function: Breathalyzer 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 List: 1 x Alcohol Tester 1 x USB Cable 1 x User Manual?100% AFTER-SALES SERVICE?We promises every customer a 100% shopping satisfaction, feel free to reach us if you have any questions about your purchase. We will give you a professional and detailed reply within 24 hours during the working day. Click to buy now!. ?PORTABLEAND RECHARGEABLE?Breath alcohol tester is very small and portable, can be easily carried in your wallet or pocket, convenient and practical. Built in 140mAh polymer battery, can be used for 300 times, very durable, and USB rechargeable. ?WIDE APPLICATION?The high-precision alcohol detector adopts an LCD display for easy reading of data even at night, and the test results can be seen at a glance. Breathalyzer is suitable for wedding, parties, feast or other social activities to ensure safe driving after drinking. ?HIGH ACCURACY?Alcohol tester adopts high accuracy and sensitive semiconductor alcohol sensor that ensures your alcohol level is found in seconds and generating accurate results for safe driving. ?NONCONTACT DESIGN?This alcohol breathalyzer does not use traditional suction nozzles, which can measure the alcohol concentration by simply exhaling. Noncontact blowing detection is safe and more hygienic, allows multiple persons to use without extra mouthpiece replaced. ?NONCONTACT DESIGN?This alcohol breathalyzer does not use traditional suction nozzles, which can measure the alcohol concentration by simply exhaling. Noncontact blowing detection is safe and more hygienic, allows multiple persons to use without extra mouthpiece replaced. ?NONCONTACT DESIGN?This alcohol breathalyzer does not use traditional suction nozzles, which can measure the alcohol concentration by simply exhaling. Noncontact blowing detection is safe and more hygienic, allows multiple persons to use without extra mouthpiece replaced.Best Sellers Rank: See Top 100 in Health & Household. : B09YQF75TV. Manufacturer: Junlucki. Date First Available: April 25, 2022. Package Dimensions: 3.94 x 3.07 x 0.91 inches; 1.45 Ounces.