Can serve as a wheelchair scale as well as a handrail or stand-on scale. Folds and rolls effortlessly on four casters. Unfolds with built-in hydraulic assistance, and two latches hold the indicator mast firmly in place. The large, low-profile platform accommodates bariatric wheelchairs. Features a tare memory function that can store and recall the weights of up to ten different wheelchairs. The Weight Lock feature allows an accurate weight to be held regardless of a patient's motion. The Reweigh feature allows a second weight to be acquired while the patient remains on the platform. Optional USB and RS-232 communications options allow the recording of a patient's weight and BMI value into a PC based Excel spreadsheet with the optional Excelerator software. Patient data can also be sent to an optional printer or EMR system. 1000 lb. maximum capacity. BMI calculator. Six AA batteries (included). One-year battery life. Optional AC adapter. Aluminum and painted steel construction with plastic trim. Three-year warranty.