The Sobermate S5 breathalyser provides accurate and reliable alcohol test results with the press of a button. Perfect for avid travellers, the S5 can read in both BAC and BrAC readings, so you can bring it on your travels and ensure you're always below the legal limit in the country you're visiting. Plus, you can recall the last 10 test results on the breathalyser with the click of a button. With its convenient calibration reminder, you can always ensure your breathalyser is maintained and serviced on time. Features Australian Standard AS3547 certified breathalyser Accurate and reliable fuel cell sensor Reads to 3 decimal places Switch between BAC and BrAC alcohol test results Recall the last 10 test results Calibration reminder every 500 tests Specifications Model No.: SM-S5 BAC Range: 0.000% - 0.500%BAC Sensor Type: Fuel Cell Accuracy: ±0.005%BAC at 0.100%BAC / ±0.05‰ at 0.1‰ / ±0.025mg/l at 0.50mg/l Warm Up Time: 15 ~ 60 seconds at 0.50g/l(‰) Response Time: Within 7 seconds Working Temperature: 5 – 40°C Power Supply: 2 x AAA Batteries (Alkaline Only) Mouthpieces: 3 mouthpieces supplied (compatible with AlcoSense/Sobermate mouthpieces) Memory Capacity: 10 tests Result Reading: 0.000 ~ 0.500 %BAC / 0.00 ~ 5.00 ‰ / 0.00 ~ 2.50mg/l Certification: Australian Standard AS3547 Calibration Frequency: 500 tests or every 1 year (whichever comes first) Display: Back-lit LCD Features: 500 tests calibration reminder, FLO error warning, Low battery warning, Countdown timer (days and tests) until calibration is required, Auto switch off after 30 seconds, Measurement units can be changed Includes: User manual, 3 x mouthpieces, batteries Product Weight: 85g including batteries Dimensions: H: 108mm, W: 47mm, D: 17mm