Portable Personal Alcohol Tester High-precision Breathalyzer with Alarm Light 1. High-precision miniature alcohol tester, intelligent AI chip, no automatic empty test without blowing airflow 2. High-quality ABS material, anti-fall and wear-resistant 3. Digital high-definition color screen, clearer reading, clearer at night 4. Built-in large-capacity lithium battery, Type-C interface charging 5. Contactless blowing, safer and more hygienic 6. When the alcohol value exceeds the standard, the red and blue lights flash quickly when it is greater than or equal to 20mg100ml, and the red and blue lights flash when it is greater than or equal to 80mg100ml 7. The handle has a light, which is more convenient for lighting at night Parameters: 1. Current: 150mA 2. Configuration battery: lithium battery (500AH) 3. Voltage: 5V1A 4. Operating temperature range: -5~45 degrees Celsius 5. Storage temperature range: -20~50 degrees Celsius 6. Detection method: semiconductor gas sensor 7. Breath alcohol concentration measurement range: 0-0.20%BAC 8. Sensor replacement: Not available 9. Display units can be switched: mg100mL, %BAC, gl, mgl BrAC 9. Product size: 150.5mm x 35.3mm x 29.7mm 10. Product weight: 55g