Descriptions:
It is powered by 3 pcs AAA batteries(the batteries are not included)
Advanced flat surfaced alcohol sensor, high sensitivity
Rapid detect results, quick response and resume
High accuracy, detection range: 0.000-0.199% BAC / 0.00-1.99? BAC / 0.00-0.99 mg/L.
Easy to use, Light weight. With a bag for it, easy to carry
Low power consumption, auto power-off. Long span life,Sensor fault self checking,Blue-colored backlight LCD display.

Specifications:
Sensor: high-precision semi-conductor sensor
Detection Range:0.000-0.199% BAC; 0.000-1.990 BAC; 0.000-0.995 mg/L (BrAC
Warning Point 0.050% BAC; 0.500 BAC; 0.250mg/L (BrAC)
Warm-up time: Within 15 seconds
Respond time: Within 5 seconds
Operating temperature range: -10 ~ 50
Digital display results (%BAC / BAC / mg/L)
LCD backlight: Blue
Material: plastic
Length: 112mm

Package included:
1 x Digital Breath Alcohol Tester
1 x Cloth bag
5 x Disposable Mouth Pieces