Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Digital Police Breath Alcohol Tester Analyzer Detector Breathalyzer Test LCD Features:Advanced flat-surfaced alcohol sensor.Quick reponse.Smart MCU control.Broad range.Auto warning beyond pre-set limit.Safe.Accurate.Dependable.Works EVERY time.Digital Output.Large LCD screen.Power saving design.Low battery alert.Instructions included.Five mouthpieces included. (Mouthpiece not necessary--simply blow into groves for 3-5 seconds)Compact and lightweight design--fits into purse or pocket easily.Easy to use.Specification:Directions detailed on screen: Wait， Blow， Test， ReadRange: 0.00-0.20BAC%; 0.00-2.00g/L， 0.00-2.00BAC‰; 0.00 to 1.00mg/L; 0.00-200mg/100mLAlarm level: 0.05BAC%; 0.50g/L; 0.50BAC‰; 0.25mg/L; 50mg/100mLAccuracy: ±10% F.SPower by: 3x AAA batteries. (Batteries are not included.)LCD Size: 1.7"Color: BlackProduct size: 103 x 75 x 28 mmProduct weight: 60gPackage size: 158 x 105 x 50 mmPackage weight: 93gPackage including:1 x Alcohol Tester5 x Mouthpieces