What's in the box:

Breathalyzer Portable Breathalyzer Digital Breath Alcohol Tester Touchless with Red Backlight Audible Alert Automatic Shutdown for Personal Professional Use (Standard)

• High precision: This alcohol tester adopts a high-precision semiconductor alcohol sensor, just only 5 seconds can give a result to judge whether you can drive or not.
• Easy to use: Just press the power button to start the professional breathalyzer, wait for 10 seconds for warming-up, then blow to the breathalyzer for 5 seconds, the result will be shown after 5 seconds. It displays results of alcohol concentration with hints of ringing.
• Touchless and healthier: No need to change the nozzle for non-mouth contact, not consumable cost.