No coding or preparation is required for this test. Rapid test results in just 5 seconds The accuracy of these strips is very high as they give you accurate readings of your blood sugar level. How to use: These strips must be used with a glucose monitor. Use the test strips and meter when their surfaces are dry. Do not open the test strip vial until you are ready to test or it will become contaminated. Use the test strip immediately after removing it from the vial. Discard the product after one use. It is not a reusable product. Warnings and Precautions: Keep out of reach of children. Store in a cool dry place. Check the package before purchasing. If the seal is broken do not purchase. Do not expose this product to flame or excessive heat. Buy from a trusted store where the product can be used by Check the expiration date before purchasing. Do not reuse strips on different people.