Accurate numbers: For reliable results you can trust the Accu-Chek Instant strips as it is manufactured with strict quality standards and fulfils the requirements of the ISO 15197:2013 standards of accuracy. Small size - Big power: The Accu-Chek Instant strips can sample all types of blood (neonatal capillary venous and arterial blood). No coding required: Accu-Chek Instant S strips do not require any kind of manual coding making the blood glucose monitoring process easy. 10 to 600 mg/dL Measuring Range Pack sizes: Available in 100s. 50s 25s and 10s packs Compatible in Accu-Chek Instant Glucometer and Accu-Chek Instant-S Glucometer only.