1 Sensor: Semiconductor alcohol sensor 2 Warm-up time: Within 10 seconds 3 Respond time: Within 5 seconds 4 Operating temperature range: 5 ~ 40 ¡æ 5 Detection range: 0.000% - 0.199% BAC / 0.000¡ë-1.990¡ë BAC / 0.000- 0.995 mg/l 6 Digital display results (% BAC / ¡ë BAC / mg/l) 7 Quick response and resume 8 Auto power-off 9 Orange-colored backlight 10 Low voltage indicator 11 Power input: 3V (2 x AAA alkaline battery, not included) 12 Unit size: 116 x 45 x 15 mm. Gift box.