Red LCD Mini Digital Backlight Alcohol Breathalyzer Professional Police Alcohol Breath Detector

Features: Shockproof injection molding shell, reliable and durable. Energy saving, 2pcs AAA alkaline batteries last for 1 year standby. Digital red LCD display to show clear results both in days and nights. Alcohol content less than 0.49 with green LED Backlight, alcohol content more than 0.5 with red LED Backlight. Quick response and resume, build in semiconductor alcohol sensing chip. Environment and healthful. Blowing design with six mouthpieces for multiple users. Specifications: Test Accuracy: +/-0.01percent BAC Operating Time: warm up: 20s, response: 30s, reaction: 3s Power: 2 * AA alkaline battery (Not Included) Material: ABS Impact Resistant Material Sensor: Sensitive Semiconductor Size: 12.0*4.4*2.1cm/4.7*1.7*0.8in Package Weight:113g/4.0oz Pacakge List: 1 * Digital Breath Alcohol Tester ( Battery Not Included) 6 * Mouthpieces 1 * User Manual .