Get fast, accurate results with the On Call Express Blood Glucose Test Strips.Developed with advanced biosensor technology, these test strips require nocoding and feature auto calibration circuitry in every strip. With a tinysample size of 0.4 microliters and alternate site testing from palm orforearm, experience less pain and get results in only 4 seconds. This reliableand affordable test strip even offers a second chance drop to prevent wastingstrips. Package includes one vial of 50 On Call Express Blood Glucose TestStrips and instructions in English and Spanish.