| Advanced BlueFire sensor technology provides professional accuracy Test range of 0.00-0.40% BAC (blood alcohol content)Internal dual flow tube allows air intake without using a mouthpieceCompact design easily fits into purse or pocketInverse LCD display allows for easy viewing day or nightCircular light ring provide visual target and notifies when to start blowing Requires 2 AA batteries (not included)Includes calibration log and carrying case |
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