1 Sensor: Semiconductor alcohol sensor 2 Warm-up time: Within 10 seconds 3 Respond time: Within 5 seconds 4 Operating temperature range: 5 ~ 40 â?? 5 Detection range: 0.00% - 0.19% BAC 0.0 - 1.9 g/l 6 Digital display results (% BAC, g/l) 7 Quick response and resume 8 Auto power-off 9 Low voltage indicator 10 Real time & Alarm clock & Countdown timer 11 Power input: Tester: 3V (2 x AAA alkaline battery, not included) 12 Unit size: 110 x 70 x 26 mm Print size: 20 x 10 mm