The remote digital indicator comes with a mounting bracket which easily mounts on a counter top or vertical surface. The scale features 0.75 in (19 mm) high LCD digits, selectable units, and a Lock/Release key for holding weight after a patient has stepped away from the scale. The scale quickly calculates Body Mass Index by simply entering the patients height while weighing. Powered by 6 AA batteries (not included) or optional AC adapter. Completely portable, optional carrying case available. EMR/EHR ready. 400 lb x 0.2 lb / 180 kg x 0.1 kg capacity. Optional stainless steel wall-mount grab bars also available for patient stability (GBSS18-WM, 1 per).