Gluco Zen Auto Test Strips Gluco Zen Auto Test Strips are designed for use with the Gluzo Zen Auto meter. They deliver fast, accurate results using a very small blood sample & detect blood glucose in the range 0.6-50mmol/l. All three types of blood (capillary, venous & arterial) can be used with Gluco Zen Auto Test Strips. Gluco Zen Auto Test Strips contain gold electrodes for outstanding quality in accuracy, precision & repeatability.