Technical Specification. Measurement Mode:Fast Screening, Automatic Extraction Measurement Range: 0-100mg 100mlBAC Measurement Time: Adjustable, Minimum 1 Second Continuous Measurement Time :2000 times Display : Figure and Graph Alarm :Red LED Indication alarm limit adjustable Battery : Li-Ion Sensor : Fuel Cell Mouthpiece: No Need Power Save Mode: Automatic Switch Off after 2.5 minutes without use Dimension : 346mm*45mm*41.5mm Weight: 125g