1. Alcohol sensor type: electrochemical fuel cell alcohol sensor2. Range: 0~80mg/100mL BAC (blood alcohol concentration)3. Measurement mode: rapid screening, automatic air extraction4. Air extraction method: the motor continuously extracts air, and the air extraction speed is not less than 0.8L/min5. Operating temperature range: -5-45 degrees Celsius6. Storage temperature range: -30-70 degrees Celsius7. Measuring time: Support self-adjustment on the instrument, and the result can be obtained in 1 second faster8. Environmental pressure: 600-1400hpa9. Ambient temperature: 20-98%r.h10. Display: OLED digital display11. Battery: 1 rechargeable lithium battery, 3.7V3000mAh12. Continuous measurement time: more than 8 hours13. Flashlight: two 3W lights14. Motor reminder: Vibration reminder when the alcohol concentration is higher than the preset value15. Host size: length (324) x outer diameter (45) mm16. Instrument weight: about 231 grams (including batteries)packing list:Host x1Manual x1Charging cable x1Adapter x1Cloth bag x1Specification: Package Weight One Package Weight 0.56kgs / 1.23lb One Package Size 45cm * 6cm * 7.2cm / 17.72inch * 2.36inch * 2.83inch Qty per Carton 36 Carton Weight 19.50kgs / 42.99lb Carton Size 48cm * 42cm * 36cm / 18.9inch * 16.54inch * 14.17inch Loading Container 20GP: 367 cartons * 36 pcs = 13212 pcs40HQ: 852 cartons * 36 pcs = 30672 pcs