EyeQue vision tests are self-administered and as such, the accuracy and precision of the results vary with individuals. Accommodation, other eye conditions, insufficient manual dexterity, or improper use may impact an individual’s ability to achieve accurate or consistent results. EyeQue does not make any guarantees regarding results however, your satisfaction is guaranteed or your money will be refunded within 30-days of purchase. If you are not satisfied, contact the EyeQue support team for further instructions on how to return your purchase. You can also read this FAQ for instructions to return products purchased through the EyeQue store.