Digital Sensitive Alcohol Tester Blowing Test

Breathalyzer Alcohol Tester, High LCD Digital Sensitive Alcohol Tester Blowing Test Sensor: Highly selective oxide-semiconductor alcohol sensor Size: 120 × 60 × 25 mm Weight: 200 grams Housing: shockproof injection molded housing Response time: 3 seconds Warm-up time: 20 seconds Battery life: more than 300 measurements Battery: 9V alkaline battery External power supply: 12V DC adapter Accuracy: ±0.10 mg/ml Detection range: 0.00 ~ 4.00 mg / l Calibration: BAC Simulator (Model 34C / Guth Lab, USA) The results show: 3 digits show blood alcohol concentration