Feature:1. Contactless Design: This alcohol breathalyzer features safe and healthy contactless design, which ensures quick testing without contacting the device.2. High Sensitivity: This breath alcohol tester with sensitive chip and accurate chemical sensor, providing highly sensitive alcohol detection.3. Status Light: This mini breathalyzer has 3 kinds of status light. Green light means no alcohol content, yellow and red light represent drunk driving.4. Easy Operation: Long press the power button to power on, preheat for 10S, and blow on the test port to test the alcohol content.5. Portable Size: This breath alcohol tester is small in size and light in weight, ideal gift for your friends and family.Specification:Item Type: Alcohol BreathalyzerMaterial: ABSPurpose: Alcohol DetectionBattery Parameters: 18650 Lithium Ion Battery (Inbuilt Battery Included)Battery Capacity: 200mAhTest Range: 0.00 to 0.19%BAC(0 to 1.9g/l)Preheating Time: 10SBlowing Time: 5SResponse Time: Less Than 5sType of Light: Green, Yellow, RedWeight: Approx. 90g / 3.17ozHow to Use:Long press the power button to power on, preheat for 10S, and blow on the test port to test the alcohol content.Package List:1 xAlcohol Breathalyzer(Inbuilt Battery Included)1 x USB Cable1 x User Manual1 x Storage Bag