Safe Accu No coding required CE certified Blood sample:fresh whole capillary blood Sample type for calibration:vein plasma Sample Test range:20mg/dL~600mg/dL Test time:10 seconds Calibration curve:Select the testing curve automatically by code chip Power:1 button cell Battery Life:1000 tests Memory:200 tests Operation Temperature:10~35℃ Humidity:below 80% Dimension:96X55X18(mm) Weight:approx 40g