Digital Portable Personal Alcohol Breath Analyzer BAC Tester with 5 Mouthpieces Portable and fashion design digital alcohol tester with audible alert Range: 0.00-0.19% BAC & 0.0-1.9g/l quick response and resume auto power off Use mouthpiece Key chain Use 2×"AAA" alkaline batteries(not included) Specifications: Sensor:advanced semiconductor oxide alcohol sensor. Range:0.00%-0.19% BAC(0.0-1.9g/l) Accuracy:±0.01% BAC(0.1g/l) Power input:2x1.5V "AAA" alkaline battery Operating time:warm up:10s,response:<5s. Auto Power:1 minutes approx
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