Efficient Chip, Accurate Testing
A smart chip and high-sensitive sensor offer stable and anti-interference performance for accurate testing.
Scientific Filter, More Accurate Testing
A filter compartment can filter substances except for alcohol for more reliable and accurate testing.
No Blowpipe to Avoid Secondary Pollution
Contactless breath testing helps avoid breeding bacteria.
LED Display, Clear Readings
A high-contrast LED display screen is easy to read with values in two units.
DUI Reminder, Light/Beep Warning
Different indicator lights will turn on according to the content of alcohol. If overdrink, the beep will sound. 
Pass: green light on
Drank: yellow light on with beeps
Drunk: red light on with beeps
Charge Once and Use for 3 Months
A large capacity lithium battery can be used for 3 months after fully charged.