No coding required, with auto calibration circuitry inside every test strip Reliable, clinically proven accuracy Fast 4 second testing with a tiny 0.4 microliter sample size Alternate site testing available from palm and forearm for less pain Apply a second drop of blood within 3 seconds to avoid wasted strips The On Call brand is committed to the health of our customers. Carefully designed with our customers in mind, our strips require a tiny 0.4 µL blood sample and only 4 seconds to result. Every strip contains auto code calibration circuitry so there is no need to manually code your meter each time you start. On Call Express test strips are eligible for FSA reimbursement and our customer support team in San Diego, CA is available for any questions or concerns 24/7. By choosing On Call, you can rest assured knowing your products are more than a means to accurate results, they are the cornerstone in your diabetes management. Brand On Call SKU 100348608_NP-1020616795 Warranty No Pack Type Multi-pack Model G133-118