AcuCheck Performa strips for measuring blood sugar levels are large and wide to make it easy for everyone to use. It features a protective layer so it can be handled from anywhere on the strip without affecting the result. AcuCheck Performa strips require a small blood sample to perform the blood glucose test. The electrical electrodes at the top of each strip use meter technology to help the system detect unreliable results and prevent them. AcuCheck Performa strips are used with the AcuCheck Performa device to measure blood sugar levels.