1.Simple easy to use After entering personal data, just hold the grip electrode press the 'start' button to start the measurement. Data can be read after 6 seconds. 2.Memory function Because the analyzer is constructed using the personal memories of 9 people, every member of your family or team can use it to measure fat. 3.Measuring principle Muscle contains more blood water can conduct electricity, while fat is not. We know the weight of the muscle from how easy it is for the current to pass through the muscle, so we measure that a person has more muscle or more fat. 4.Energy saving Automatic power off, when the measurement stops for more than 2 minutes, the machine system will automatically shut down.