AAT188Plus/AAT188(Patented)User-friendly,DigitaldisplayandMetalwatchcasingProductSpecifications:Range:Low 0.15~1.50 BAC,HIAutodetect:FlowdetectautomaticallyAccuracy: 0.15 BACattheCalibratedpoint(alertlevel).PowerInput:RechargeablebatteryDisplay:Digitaldisplaywith0.01 BACresolution Tolerancecompensation:Pre-alertfunctiontogetherwithbi-colorbacklightingAutopowersaving:2minutesBreathsampling:about5secondscontinuousbreathsampleRTC:RealtimeClockin12/24hourformatCalendar:Year,month,date dayTemp.:Temperaturein℃and℉; Max Mintemp.memoryCycletime:about20secondsAlertlevelcalibrated:0.2;0.5;0.8 BAC or0.02;0.05;0.08%BACor0.10;0.25;0.40mg/lAgencyApproval:CEAccessories:1pcscableforcharger 说明同AAT-168-PLUS