high accuracy breath alcohol tester

Breath alcohol tester,breathalyzer Function: 1. Digital display results (% BAC / g/l) 2. Red Backlight 3. Use mouthpiece 4. Alert level calibrated 5. Quick response and resume 6. Auto power off Specifications: 1. Sensor: advanced semiconductor oxide alcohol sensor 2. Detect range: 0.00-0.19% BAC / 0.0-1.9 g/l 3. Warm-up time: within 10 seconds 4. Respond time: within 5 seconds 5. Operating temperature range: 10°C-40 °C 6. Environmental temperature: 40%-90% 7. Power input: use 2x "AAA" alkaline batteries (not included) 8. Unit size: 118x70x28 mm Packing: Inner packing: gift box QTY: 100 PCS G.W.: 9.2 KGS N.W.: 8.4 KGS MEAS: 57x39x31 CM