Car Portable Mini LED Air Blow Alcohol Tester, LED Air Blow

1. Material: ABS
2. Power supply mode: 2 AA batteries (not included)
3. Air blowing, non-mouth contact, clean and hygienic
4. Small and convenient, no pressure to hold with one hand, you can carry it with you
5. Three-color light display, easy to use
6. Weight: 48 grams
7. Product size: about 10x7x2 cm