Page 1
Range: 0.00 - 0.19% BAC & 0.0-1.9 g / l Perform the test at least 20 minutes after using alcohol. Do not eat or smoke for 20 minutes before the test. 23793-1 Alcohol tester W-TEC Beerster Mouthpiece Power button LCD display...
Page 2
BATTERY REPLACEMENT Remove the cover and insert 2x AAA alkaline batteries. Then reattach the cover. Hold down the power button for 1 second, the LED display will start, and a beep will sound. "Warm up" and a countdown from 10 to 0 are displayed. Note: It is always possible that the mouthpiece and sensor are clogged with dirt.
Page 3
The result is displayed: The display shows "Caution" and values from 0.02% BAC (0.2g / l) to 0.05% BAC (0.5g / l) The display shows "Danger" and values from 0.05% BAC (0.5 g / l). The result is displayed for about 10 seconds, then turns off. MOUTHPIECE To replace the mouthpiece, screw the new mouthpiece clockwise.