Alcohol Tester High Precision Breathalyzer Alcometer USB Rechargeable Non-contact LCD Display Digital Portable Alcohol Detector

Sensor Type: High Sensitivity Direct Thermal Alcohol Sensor Display: LCD liquid crystal display Shell material: ABS plastic Test range: 0.000-0.199%BAC(0-1.9g/l) Quasi-silicon: plus or minus 0.005% BA Units of measurement: mg/l (BrAC) mg/ml (BAC) Measurement mode: quick check, automatic detection Measuring time: 10 seconds Power supply mode: Built-in rechargeable polymer lithium battery Use battery: 3.V 300MAH can continuously test alcohol for 300 times Power adapter requirements: DC5V 1A Working temperature: 0-45℃ Warm up time: 10 seconds Blowing time: within 10 seconds, more than 4 seconds required Response time: less than 5 seconds Working current: 250MA (max) Standby current: less than 20UA