Item No.:AT-1055 Item Name:Alcohol Tester Functions: Promptly and conveniently design for measuring BAC. A simple method to analysis Blood Alcohol Concentration at anytime and anywhere. FEATURES a.Just exhale into the vent to get your BAC immediately b.Countdown & countup timer c.Super-bright orange LED flashlight Alcohol test with short ready time/quick response & resume: 1) Type A---3-step with colored LED indication: under 0.02% BAC (0.10mg / L BRAC)---Green over 0.02% BAC (0.10mg / L BRAC)---Yellow over 0.05% BAC (0.25mg / L BRAC)---Yellow & Red 2) Type B---3-step with colored LED indication: under 0.05% BAC (0.10mg / L BRAC)---Green over 0.05% BAC (0.25 mg / L BRAC)---Yellow over 0.08% BAC (0.40mg / L BRAC)---Yellow & Red Countdown & count-up timer keep the deadline of your parking. Super-bright orange LED flashlight with key chain. Power Sources: 2 x AAA batteries (Excluded). Unit size: 70(L) x 35(W) x 21(T) mm. Material: ABS Plastic.