Prima 3 in 1 cholesterol kit works with a reflector technology in just 30 seconds the detector is able to activate itself autonomously after the insertion of the test strip with results in real time. values above 200 mg/dl are to be considered beyond the threshold value. the range of values monitored by the device are between 130 and 400 mg/dl. the prima 3 in 1 measurement devices are useful for keeping blood cholesterol levels under control influenced by several factors including: medication intake diabetes mellitus pregnancy acute disease and poor nutrition. we recommend periodic monitoring to smokers consumers of large quantities of alcohol and fatty foods people who are overweight or who are not physically active.