Detecto's model 750 display features an easy-to-use keypad and extra-large display perfect for patient weighing and viewing by the attending nurse, physician, or patient themself. A quick and simple BMI calculator with a scroll feature to input height allows you the ease of BMI calculation when you require it. The durable design and easy-to-replace "AA" batteries make the 750 perfect for all clinics, hospitals, and physician offices' scales.