Features:Brand new and high qualityAdvanced flat-surfaced alcohol sensor with high sensitivityRapid detect results， quick response and high accuracyDetection range: 0.000-0.199% BAC / 0.00-1.99 BAC / 0.00-0.99 mg/LLight weight and easy operation. Portable and convenient to carry with a bagLow power consumption， auto power-off. Long span lifeSensor fault self checkingBlue-colored backlight LCD. Specifications:Color: BlackLCD blacklight: BlueSensor: Advanced flat surfaced alcohol sensorWarm-up time: Within 15 secondsRespond time: Within 10 secondsOperating temperature range: 5~40Detection range: 0.000-0.199% BAC / 0.00-1.99 BAC / 0.00-0.99 mg/LDigital display results (% BAC / BAC / mg/L)Power input: 3V (3 x "AAA" alkaline battery， not included)Weight: 80gDimension: 112*60*30mm Package Contents:1 * Digital Breath Alcohol Tester1 * Cloth Bag1 * English Manual