Less blood collection: only 0.6μl is needed for each test to reduce the psychological burden of blood collection in the elderly.Portable packaging: Give a portable bag, which is convenient for the elderly to carry and measure at any time, and usually convenient for the storage of blood glucose meters.Large screen and large font: Old people can see clearly without reading glasses, and do not rely on others to help readings.Automatic strip-out: one-button automatic strip-out to avoid cross infection, convenient and hygienic.200 groups of large memory capacity, multiple groups of memory capacity can display the average of 7 days, 14 days, 28 days, help the elderly understand the recent changes in blood sugar.