Simple to test, rapid response tester that are used to determine whether or not a person has any alcohol in their breathUse the fuel cell sensor, so the reading is impossible to be affected by anything in the subject's breath other than alcoholFeatures:

Fuel cell sensor is high accuracy and reliabilityShort warm up time, fast response and recovery timeMagnificent man-machine interaction interfaceReal time reading displayTwo stages acousto-optic alarm for drink and drunkennessAuto power off under lack of pressureRefuse test and interruption indicationFive detection unit selectableDisposable backflow blowing nozzle design, safety and healthHigh capacity rechargeable battery powerMultinational drunk driving alarm threshold selectionRed and blue backlit alarm

Specifications:

Detection range: -0.000mg/L to 1.500mg/LResolution: 0.001mg/LAccuracy: C≤0.400: ±0.020mg/L, 0.400≤C≤1.000: ±5%, C≥1.000: ±20%Repeatability: C≤0.400: 0.007mg/L, 0.400≤C≤1.000: 1.75%, C≥1.000: 6%Calibration cycle: 6 monthsBreath flow continuity: 3s (flow: ﹥20L/min)Size: 240 x 160 x 100mmWeight: 584g