1. Operating temperature range: 5 ~ 40 °C.
2. Backlight display with audible alert.
3. Three digit display 0.000% - 0.199% BAC.
4. Test accuracy-.005% BAC.
1. Sensor: semiconductor alcohol sensor. 2. Warm-up time: within 10 seconds. 3. Response time: within 5 seconds. 4. Operating temperature range: 5 ~ 40 °C. 5. Detection range: () 0.000%-0.199% BAC. () 0.000%-1.990ºC. () 0.000-0.995 mg/l. 6. Batteries: () Tester: 3V (2 x AAA alkaline battery required). () Size: 103 x 37 x 19 mm.