Requiring no calibration, this meter reduces the risk of KetoAcidosis (DKA) emergencies as it measures both glucose and ketone levels. Only 0.3 ?L of blood is need for glucose testing and the test results are available in less than 4 seconds. Blood can be obtained used the GLUCOFIX product accessories. Once the test strips contain the correct amount of blood, testing begins immediately. Before and after meals markers are available as are exercise markers. Date and time are stored with results in a memory that can hold up to 400 tests. AST or Alternative Site Testing is provided. Glucose averages can be configured for 1, 7, 14, and/or 30 day periods.