Product Features:
1， the digital display alcohol content (minimum unit 0.01% BAC !#!amp!*! 0.1g / l)
2， red backlight
3， rapid response and recovery
4， alarm selectable
5， automatic power off function

Technical parameters:
Sensor: Semiconductor alcohol sensor
Warm-up time: 10 seconds or less
Response time: 5 seconds or less
Test range: 0.00-0.19% BAC !#!amp!*! 0.0-1.9 g / l
Power Supply: 2 "AAA" alkaline batteries (not included)
Operating temperature: 10-40 ° C
Humidity: 40% -90%