professional alcoholism test alcohol breath tester lcd screen analyzer detector test tool keychain breathalizer breathalyser device

digital alcohol breath tester with audible alert;range: 0.00-0.19% bac & 0.0-1.9g/l (or 0.00-0.95mg/l brac) auto power off, quick response and resume. a simple method to analysis blood alcohol concentration anytime and anywhere. pormptly and conveniently design for measuring bac..syi