1.digital alcohol tester with red backlight 2.CE, FCC and RoHs approved 3.Detection range:0.00% - 0.19% BAC alcohol tester,Breathalyzer,breath analyzer,digital alcohol tester,roadway safety ... .00- 0.95 mg/l 6 Digital display results (% BAC / mg/l) 7. Quick response and resume 8. Auto power-off 9. Low ...