Fangrui Product Details Features: Multifunctional Application: Using A Digital Blue Led Display Breathalyzers, Whether You Are At A Party, Restaurant, Or In The Comfort Of Your Home, Your Breathalyzers Can Provide Precise Data To Test Your Alcohols Level.alcohols Level Testers: Our Non-contact Alcohols Level Testers Revolutionize The Way You Test Your Alcohols Level. Just Blowing Into The Device For 3-5 Seconds, No One-time Mouthpiece Required. Experience Unprecedented Hygiene And Accessibility Testing.alcohols Breathalyzers: You Can Get Rapid Results In Seconds. The Device Uses Advanced Technology To Quickly And Accurately Measure Your Blood Alcohols Concentration, Allowing You To Make Informed Decisions About Your Alcohols Intake.portable Breathalyzers: The Breathalyzers Are A Portable And Compact Design That You Can Take With You. It Has A Clear And Easy-to-read Led Display That Lets You Interpret Results Quickly.reliable And Durable: The Non-contact Breathalyzers Are Durable. It Is Made Of High-quality Materials And Subjected To Rigorous Testing To Ensure Its Reliability And Durability. You Can Believe That This Device Will Consistently Deliver Precise Results. Notice:1.actual Color May Be Slightly Different From The Image Due To Different Light Effect2.please Allow 1-3cm Deviation Due To Manual Measurementdescription:material:pc Plasticsize: 98x26.3x15.5mmsensor Type: Semiconductor Sensordisplay: Lcd Lcd Screencase Material: Pc Plastictest Range: 0.00-0.19bac-range0-1.9g/lmeasurement Mode: Quick Check, Automatic Detectionmeasurement Time: 20 Secondspower Supply: Built-in Rechargeable Polymers Lithium-batteryuse Battery: 3.7v 200mah Can Continuously Test 150 Timespower Adapter Requirements: Dc5v 1aoperating Temperature: 0-45cpreheating Time: 10 Secondsblowing Time: Within 10 Seconds, The Requirement Is Greater Than 4 Secondsreaction-time: Less Than 5 Secondsworking Current: 250mastandby Current: Less Than 20uaproduct Size: 98*26.3*15.5mmpackage List:1*non-touching Blowing Breathalyzers Tester