The eBsensor Blood Glucose Monitoring System from Visgeneer has many desirable features for taking samples of whole blood. It has a blood volume of 0.5µl and can measure the blood in just 5 seconds. The device stores 1800 blood glucose results, making tracking extremely simple. It measures 20 ~ 600 mg/dL (1.1 ~ 33.3 mmol/L) of blood, and operates at a temperature of 10 to 40 ?. It is small and light-weight, and it runs on two AAA batteries.