The Sobermate S2 fuel cell breathalyser (SM-S2) delivers easy, accurate alcohol breath testing at the press of a button, with a clear back-lit LCD, three indicator lights, and helpful alerts for errors, low battery, and calibration at 500 tests—making it a simple, reliable choice for everyday use.
BAC range: 0.00%–0.40% BAC; accuracy ±0.01% at 0.05% BAC
Sensor: Fuel cell
Warm-up: 5–35 s; response: 3–22 s
Operating temperature: −5 to 40°C
Power: 2× AAA alkaline batteries
Mouthpieces: 5 included; compatible with AlcoSense/Sobermate mouthpieces
Calibration: Every 500 tests or 6 months (whichever comes first)
Alerts: FLO error, low battery, auto switch-off after 20 s
Display size: 111×35×24 mm; weight: 74 g (with batteries)