Smart Black Portable Car Use Alcohol Test Safety Hammer Two Functions Instrument

Features:- One finger to control the function, easy to operate.- Alcohol test and safety hammer two function make you safe outdoors.- Portable and two USB interfaces to charge fastly in 2h to be full.- Overcurrent, overheating, overvoltage, short circuit and other multiple protection, intelligent chip at any time to protect equipment safety.- Using 304 stainless steel, concave buckle combination, high hardness integrated design.- Easy to identify that Green:less than 0.02%BAC;Yellow:0.02%-0.05%BAC; Red:more than 0.05%BAC. Description:Item Type: Alcohol Test InstrumentPower: 2.4A Lithium Polymer BatteryColor: Black(Only black left now)Weight: 50gLenth: 10 cmDiameter: 2cm Package Included:1 x Alcohol Test Instrument Notes:1. The realitem may be slightly different from the pictures shown on website but with same function, please note that.2. Please allow slight deviation for the measurement data.