Breathalyzer Blow 3300 20 pcs

BLOW digital breathalyzer will show you your blood alcohol concentration in seconds and answer whether you can drive. Product features: Precise and accurate sensor; Breathalyzer; Clear LCD display; Wide measurement range; Easy to use; Durable; Handy, small size; Breath detection controlling measurement correctness; High accuracy and repeatability of measurements. Specification: Rated voltage: DC 3V (2*AAA, not included); Display: LCD; Detection method: semiconductor alcohol sensor; Sensor lifespan: 1000 uses; Warm-up time: 10 seconds; Measurement time: 6 seconds; Auto power off: YES; Measurement indication: 0–1.9 g/l (0–0.19% BAC); Detection accuracy: 0.1 g/l and 0.01% BAC; Operating temperature: 0–40°C; Storage temperature: -20 to 60°C; Product size: 102 x 31.5 x 16.5 mm. How to use the breathalyzer: START Press and hold power button to turn on/off. LOW BATTERY When battery level is low, the blinking display will turn off after about 3 seconds. When battery is completely drained, the display will briefly light up, and power will turn off. STARTUP After turning on, the device emits a short sound and starts a 10-second countdown (device preparation time). TEST START After 10 seconds, the device automatically starts a 6-second measurement; the result is displayed immediately after the test. During countdown, place your mouth about 1 cm from the sensor and blow steadily with constant intensity. FAILED TEST If “Err” appears on the display, the test is invalid; repeat the test blowing more accurately. POSITIVE TEST (RESULT DISPLAYED) If the measurement is successful, the display shows blood alcohol concentration in exhaled air (mg/L and undetected) (Warning) (Dangerous) and automatically powers off. CHECK SENSOR LIFESPAN Sensor lifespan up to 1000 uses. It can be used even after 1000 uses, but measurement accuracy decreases.