The BC-730 is super compact and lightweight and uses Tanita Bio-electrical Impedance Analysis (BIA) technology to ensure the highest level of accuracy, you instantly see the impact of your fitness or weight loss programme. Ideal for families, it holds the data of 5 different users. Recall function to see the previous measurement. It has an auto-recognition feature so that after you have programmed your details, the monitor will recognise you each time you step on.