How to use the Ketodoc Meter Kit? (Video) May 11, 2023 14:42 Updated Watch the video below to find out how to use the Ketodoc Blood Meter Kit. Related articles Ketodoc User Manuals Ketodoc Test Strips What do my readings mean? What does "899" (or other 3 digit code shown on start) mean? Why is proper storage critical to the accuracy of Ketodoc meter readings?