The precision oriented compact flowmeters from Precision Medical is an interesting device that offers reliable flow measurements. The aluminum body of the flowmeter is cased in polycarbonate to make it lightweight and durable. Polycarbonate protects the device from being subjected to the harmful effects of the chemicals in laboratories. The white background in the casing makes it easy to read the measurements. The black glass flow indicator balls ensures the accuracy of the flowmeters and is a much better option when compared to plastic floats. The flow tube itself has a lifetime warranty while the needle valve has a five-year warranty.