Model Name JSC-68S digital alcohol tester Display Red backlight 3-digit LCD screen Sensor semiconductor sensor Detection Range 0.000-0.190% BAC 0.000-0.995mg/L (BrAC) Alarm point 0.050% BAC 0.250mg/L (BrAC) Accuracy -0.01 to 0.02%BAC at 0.05%BAC Response Time -