Description Product model:D1000 Sensor:fuel cell alcohol sensor (electrochemical) Blowing time:5 seconds Response time:1-15 seconds Recovery time: test result 80mg/100mL, recovery time Less than 20 seconds Product name:Portable alcohol tester Measuring range:0-400mg/100mL Detection accuracy: 6mg/100ml Power supply battery:300mAh Charging method:Type-C DC5V/1A Charging time:1H Display:0.96Inch OLED color display Key operation: single key operation Use environment:Temperature:-5-45 Storage temperature range:-20-50 Product size:45x70x16.5mm Product weight:38g Colour:Black Material:ABS Package Contents: 1 * Alcohol tester 1 * Data Cable 5 * Mouthpiece Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.