Sell Alcohol Tester (China (Mainland))

1) breath alcohol tester 2) 3 test step with LED indication 3) safety: Under 0.02% bac (0.1mg/L brac) 4) caution:0.02%~0.05% bac (0.1~0.25mg/L brac) 5) danger: Over 0.05% brac (0.25mg/L brac) 6) countdown and count-up timer keep the deadline of your parking 7) quick response and resume 8) super-bright orange LED flashlight with key chain