Material：pp 

Display:LCD Display,   Sensor: 

Semiconductor Alcohol Sensor,

Test Range：0.00-0.19%  or 0.00-1.99‰ BAC / 0.00-0.95 mg/L /

0.00-199 mg/100mL，Accuracy:-0.01 to +0.02%,Mouthpieces:use(including 5pcs),Backlight:Blue, Power Supply:3 x 1.5V"AAA"size alkaline batteries/ Auto power off ,Ambient Conditions:storage:  0℃ to 50 ℃;

operate: 5 to 40 ℃,Packing list:1 x Breathalyzer 

1 x User Manual

size ：11X 7 X 2.8CM