Material ：pp

 Display:  LCD Display,

 Accuracy:  0.05% BAC,

 Mouthpiece:   use(including 5pcs),Sensor

 type:Advanced NM hot-wire 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:：6 mouthpieces included，

 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 ℃，Certificate:CE,ROHS

 size：11.2 X 7.7 X 2.6CM