Specially calibrated for active people who are involved in intense aerobic exercise of more than 10 hours per week, the Tanita BC545 classic Innerscan segmental body composition monitor uses advanced Innerscan technology to indicate how physical activities & diet affect user's body & health. Thanks to the latest segmental technology, the monitor analyses the body in five segments including right arm, left arm, right leg, left leg, & trunk area. It has a classic, elegant design & offers measurements such as weight, body fat %, total body water %, visceral fat, muscle & bone mass, physique rating & Basal Metabolic Rate (BMR). This highly-accurate monitor features weight capacity of 150kg (330lbs) & comes with included batteries.