Specification:
Sensor: Semiconductor alcohol sensor
Warm-up time: ≤ 10 seconds
Respond time: ≤ 5 seconds
Operating temperature range: 5 ~ 40º C
Detection range: 0.00 ~ 0.19% BAC
Power input: 3V (2 x AAA alkaline battery, not included)
Unit size: 83 x 40 x 22 mm
Print size: 15 x 10 mm

Testing Result:
Green ≤ 0.01% BAC
Yellow 0.02 ~ 0.04% BAC
Red ≥ 0.05% BAC

Additional Functions:
1 LED torch
2 Key ring