Glucometers CleverChek (Clever Chek) have several varieties, the most popular of which are 4209 and 4227. The main differences between the models of blood glucose meters, basically is the amount data about latest measurements and of results that can be hold in internal memory of the device and, of course size.
The device produced in Germany, belongs to the category of advanced analyzers. As you know, people that have diabetes often leads to loss of vision, so the German manufacturers of series Clever Chek blood glucose meters have made sure that in the process of testing there will not be any problems for people with low vision. Device is equipped with the voice announcement of the results of the analysis in this case. Devices that are not equipped with voice announcement function are simple and easy to use. The result is displayed on the LCD screen. The result is displayed in large digits, which is especially useful for older people.