Experience quick and accurate breath alcohol testing with this advanced Digital Breath Tester, designed for ease of use and reliable performance. Featuring a one-button operation and automatic shutdown, this compact device requires only three AAA batteries (not included) to deliver precise BAC measurements in seconds, making it an essential tool for personal safety and monitoring. Key Features: · One-Button Operation & Automatic Shutdown: Simplifies usage with a single press to start preheating, testing, and blowing modes, and powers off automatically to save battery life. · Fast and Accurate Testing: Equipped with a sensitive semiconductor sensor that provides results within 5 seconds after a 20-second preheating period, ensuring prompt and reliable readings. · Clear LCD Display & Audio Warning: The 3-digit blue backlit screen clearly shows test results and measurement units, while the audio alert notifies you if BAC levels exceed preset thresholds. · User-Defined BAC Threshold: Customize the BAC test limit according to your needs for personalized monitoring and safety compliance. · Power Saving & Low Voltage Indication: Includes undervoltage alerts and automatic shutdown at low battery levels to protect the device and maintain accuracy. · Compact and Portable Design: Measuring approximately 10.5 x 7.5 x 2.5 cm (4.1 x 3 x 1 in), this lightweight breath tester is easy to carry and store, perfect for on-the-go use. Specifications: · Item Type: Digital Breath Tester · Test Range: 0.000–0.199% BAC (0–199 mg/mL) · Accuracy: ±0.01% BAC · Operating Time: 100 seconds preheating, results within 5 seconds · Display Mode: 3-digit LCD with blue backlight and graphic display · Undervoltage Indication: Displays warning at Vcc <3.00V±0.1V; automatic shutdown at Vcc <2.47V±0.1V · Working Environment: -10℃ to 50℃ · Battery: 3 x AAA alkaline batteries (not included) · Product Size: Approx. 10.5 x 7.5 x 2.5 cm (4.1 x 3 x 1 in) Package Includes: · 1 x Digital Breath Tester This Digital Breath Tester combines user-friendly operation with precise sensor technology to provide fast and dependable BAC readings. Its portable design and customizable settings make it ideal for personal use, promoting responsible alcohol consumption and enhanced safety.