MR997 Handheld Alcohols Tester Portable High-Precise Alcohols Detector Compact Breath Blow Tester High-Sensitive Electronic Breathalyzer LCD Display w

features a built-in storage function, which can store max 50 historical test records. Suitable for family dinners, company annual meetings, construction sites, bus fleets, and corporate use.Features:Highly Accurate Detection: This device adopts an ASIC chip and intelligent sensor to detect overnight alcohols concentration. Combined with a C language algorithm and DFFA dual filtering technology to ensure accurate results. The built-in purification bin carries out secondary gasification filtration to effectively eliminate impurities and ensure highly accurate measurements.Instant Voice Broadcasting System: Upgraded voice broadcasting function, instantly informs the test results, safety warning without delay, and prevents drinking and driving.LCD Screen Three-color Indicator Light: Equipped with a large LCD display, the data is displayed intuitively and clearly, making it easy to read at night. A three-color indicator light intuitively reflects the drinking status: green light for safety, yellow light for warning, and red light for danger (DUI). The light status is clear, intuitive, and eye-catching.Long-lasting Endurance History Record: Powered by 3pcs AAA batteries, this device supports more than 180 cycles, offering long-lasting durability. It also features a built-in storage function, which can store max 50 historical test records. These records are easily accessible, helping to enhance driving safety awareness.Convenient Operation Wide Applications: Compact and simple, easy to carry, suitable for multi-disciplinary use. Built-in semiconductor gases sensor, blow detection, and replaceable mouthpiece for more hygienic use. It is suitable for family dinners, company annual meetings, construction sites, bus fleets, and corporate use.