•[Durable Construction] Made with high-quality materials for durability and reliability •[Enhanced Memory Function] The upgraded tester can store up to 50 test results for easy reference •[Non-Contact Breathalyzer] No disposable mouthpieces are needed. Designed with a clean, non-intrusive interface to deliver high-precision results •[Intuitive Display] Results are shown on an LCD screen with three color indicators for quick understanding •[USB Rechargeable] Equipped with a high-capacity lithium battery, which lasts for extended use on a full charge •[Portable and Convenient] Compact and easy to store, this breathalyzer is ideal for home use, outdoor camping, festivals, and more. Keep it in your car for quick access whenever needed Specifications: •Material: ABS •Dimensions: about 30.6 x 13.5 x 58.74 mm / 1.2 x 0.53 x 2.31 inches •Voltage: 5V •Battery Capacity: 120mAh •Display: LCD •Measurement Range: 0.000-0.199% BAC •Measurement Method: Quick check with automatic detection •Measurement Duration: 20 seconds •Operating Temperature: 0-45℃ •Resolution: 0.00-0.99 •Preheat Time: 10 seconds •Blowing Time: 10 seconds (typically 3-4 seconds) •Response Time: