How to use the GTech Free Glucose Meter. The GTech Free blood glucose monitor is a glucometer and requires care in use and handling. I teach you how to use the capillary blood glucose test correctly with the GTech Free blood glucose meter. I explain how to solve the main errors EEE, E1, E2 and E4. Want to know how to do the capillary blood glucose test correctly? Watch the video. Diabetics need information to control diabetes.

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*Video for educational purposes only.
The physician is prohibited from consulting, diagnosing or prescribing through YouTube comments.
For specific questions, seek medical advice.
Medicine is a constantly evolving science, this video was produced based on scientific studies available as of the date of publication.

Dr. João Sório Endocrinologist Internal Medicine
(Duly registered with the medical council of Brazil)
CRMSC 21454 RQE 17673 / 17674