Digital Breath Alcohol Tester Professional Breathalyzer with LCD Digital Display & Flashlight Accurate Alcohol Tester with 5 Mouthpieces

Specifications: ●Product name: Alcohol tester ●Current: 120mA ●Configure the battery: 3 Battery # 7 (AAA 1.5V)【Not included】 ●Voltage: 4.5V ●Use the temperature range: -5℃~45℃ ●Keep the temperature range: -20℃~50℃ ●Test method: Semiconductor gas sensor ●Range of alcohol concentration: 0-200mg/100mL ●Measuring object: Alcohol concentration in the exhaled breath.

Package Included: 1*Alcohol Detector (Batteries not included)

Function: 1. For the first use, please prepare 3 Pieces of AAA dry batteries（not included in the package）, remove the battery cover, and install the battery cover on the battery cover before use. 2. Press the power button. 3. ''Preheat'' for 1~10 seconds, the start-up goes into the preheating countdown for 10 seconds, please wait for the preheating time. 4. After preheating, the blow air detection countdown will be automatically entered for 6 seconds. Wait for the test results to be displayed. 5. Set the display unit: after completing the 2.3.4. operation, the display result appears within 5 seconds, and press once to switch the next measurement display unit (eg% BAC one American g / 1 one European mg/l BrAC one Japan). 6.Turn on the emergency LED light when the shutdown of the button to turn off the emergency LED light.