Finally, digital accuracy at balance beam scales prices, which is very good news for hospitals, medical clinics, weight-loss centers, health clubs, and schools, all of which can greatly benefit from the ease and accuracy of Tanita's digital technology. The BWB-800 series of scales run on battery or AC power (adapter included), and feature a remote and easy-to-read 1" display. The units are light, completely portable, and amazingly durable and accurate featuring a 440lb. scale capacity with a precise graduation of 0.2lb. (that can be switched to metric at the touch of a button). Other features include automatic power-shut-off and auto zero.