Alcodigital A110S

Blowing: with mouthpiece; Sensor: semiconductor; Measuring range (‰): 0 – 4; Max. error (‰): 0.01; Warm-up time (s): 10; Test time (s): 6; Last measurements memory; Upper limit; Automatic shutdown; Power source: 2xAAA; Operating temperature (°C): -10 °C ~ +40; Size (mm): 106х52х23;