The product is a more accurate method than urine test strips, and it is also more convenient to test, you only need to use the digital tester to test, no need to prick your finger, and the device can be used over and over again for thousands of times, relatively speaking, you can save more money than test strips The portable tester is designed to be carried in your pocket and ensure your status; the tester comes with 3 LED indications: green light (successful reading), amber light (low battery), red light (unsuccessful reading) The monitor is easy to use, one-button operation to get the reading: a reading of 0.0 means you are still not in the state, while a reading between 0.5 and 3.0 means you are in the full state, which is the best zone