Portable fuel quality and quantity monitor

The utility model provides a portable fuel quality and quantity monitor which is composed of a flowmeter, a sensor, an electric calculator and a moisture detector. The utility model is characterized in that a counting gear changes the flow to a pulse counting signal by the sensor, and the pulse counting signal is keyed in the calculator to carry out the data processing; as a result, the measure value is directly displayed on a display screen and the data in time interval can be accumulated. In addition, whether fuel contains water or not can be judged by making use of the method of measuring a resistor. The portable fuel quality and quantity monitor has the advantages of accurate measurement, visual counting, simple structure, small volume, light weight, convenient use and portability; in addition, the portable fuel quality and quantity monitor can identify that whether oil contains water or not. The utility model is suitable for the monitoring use when a driver refuels a vehicle on site.