Specifications︰ -Pen shape for easy carry
-Advanced fuel cell sensor
-Personal alcohol breath tester
-4 digits display on LCD
-Power by 1 pcs AAA battery
-Battery life time about 500 tests
-5 pcs mouthpiece included
-LCD with backlight
-Power auto off
-Low battery indication
-Dimension:139x29x21mm
-Blowing time detection
-Operation: 10 ~ 40 C

Standard Met︰ CE, FDA device listing