Fast test results reduce downtime - 5 second results. Large, thick numbers are intended to improve readability. Small, lightweight design provides better portability. This multi-resident meter complies with ISO 15197:2013 accuracy requirements. 20-600 mg/dL Meter range. Plasma referenced results. Backlit LCD Display. 0.83 X 2.20 X 3.66 Inch Size, 2.1 oz. weight. Two single replacement 3 V (CR2032) battery, Up to 1,000 tests.