Warnings, Precautions and Limitations• Before testing, it is important to wash hands with soap and warm water.Dry hands thoroughly. If you use alcohol wipes to cleanse fingers, makesure the area is dry before lancing finger. Unwashed hands or residualalcohol may lead to inaccurate readings.• Before testing, always make sure the meter is at operating temperaturebetween 50–104°F (10–40°C).• If the meter has been exposed to extreme temperatures, move the meterto an area within operating range, and allow the meter to warm up orcool down slowly (20 minutes) until the temperature warning symbolgoes away.• Never make significant changes to your diabetes control program or ignorephysical symptoms without consulting with your healthcare professional.• Patients undergoing oxygen therapy may yield false results.• Severe dehydration (excessive water loss) may cause false low results.If you believe you are suffering from dehydration, consult yourhealthcare professional right away.• Extremes in hematocrit may affect test results. Hematocrit levels lessthan 30% may cause falsely high readings. Hematocrit levels greaterthan 55% may cause falsely low readings.8