Alcohol Breath tester

Detailed Product Description
Features:
1) Dual LCD displays
2) Digital alcohol tester with 0.01 % BAC (0.1g/L) increment for reading
3) Detect range: 0.00~0.19 % BAC & 0.0~1.9g/L
4) Alert level calibrated
5) Quick response and resume
6) Auto power off
7) Clock with 12/24 formats
8) Alarm time function
9) Countdown & count-up Timer keep the deadline of your  parking
10) Temperature: ^oC & ^oF display (only for item 6389A2)
11) Clock use 1 x AG13 battery (included), alcohol tester use 2 x AAA alkaline batteries (notincluded)
12) Unit size: 100 x 37 x 17mm

6389B
Features:
1) Dual LCD displays
2) Digital alcohol tester with 0.05mg/L BRAC increment for reading
3) Detect range: 0.00~0.95mg/L BRAC
4) Alert level calibrated
5) Quick response and resume
6) Auto power off
7) Clock with 12/24 formats
8) Alarm time function
9) Countdown & count-up timer keep the deadline of your   parking
10) Temperature: ^oC & ^oF display(only for item 6389A2)
11) Clock use 1 x AG13 battery (included), alcohol tester use 2 x AAA alkaline batteries (not included)
12) Unit size: 100 x 37 x 17mm