Engineered for the health-conscious, the Powderman BCA-130 Marvel Edition Bluetooth Smart Scale provides in-depth measurements of not only your weight but also other key measurements that can aid you in optimum weight management. Bioimpedance is the common method used by household scales to calculate body composition. Powderman BCA-130 Marvel Edition� uses the bioim pedance method by using 4 sensitive stainless steel electrodes to determine the hindrance of electrical flow through the body and uses that to calculate the total body water. From the total body water, it can estimate the 13 key body compositions.�
