Breathalyzer, Users Manual, Pre-Installed Sensor Module AA Batteries, Mouthpieces, Car Adapter Power Cord, Hand Strap, Hard Plastic Carrying Case (AL7000F)

Easy one button operation. No calibration service required. Easy replaceable PRISM calibration sensor. Deep lung air sampling. Active pressure sensor. Low battery indicator. Internal mouthpiece storage slot. Self diagnostic system. Auto power off. Range: 0 - 0.400% BAC.