What is an accu check? ACCU Checks. ACCU check refers to the use of a glucometer to test a patient's blood sugar levels. It is definitely one of the easier skills in nursing and you will become rather familiar with it since many people who are hospitalized are diabetic. The normal range for blood glucose is around 70 to 100.How do you check your phone serial number? To find the serial number on your phone, dial *#60#, check on the Settings menu or look for the printed number somewhere on the body of the phone. Many smart phones allow you to use all three of these methods.What is an accu chek? Accu-Chek® System. A proprietary blood glucose measuring system used for home monitoring of glucose which has a menu-driven screen and analysed lifestyle data—e.g., exercise—which may affect health and glucose control.