Monark 881E Rehab Trainer is an arm and leg ergometer with the potential to individually adapt exercise for wheelchair and able-bodied patients. The Monark 881E is the world’s most widely used test bike for fitness tests and work tests. It is easy to calibrate and just as easy to check when in use. You know that all the values are always accurate. Features: Arm and leg ergometer. Individually adjustable crankarms. Good cycle feeling. User friendly display. Can be used from wheelchair (When used with optional Table or counter top). No power adapter needed. Pedals and handles included. Crank arms can be individually adjusted horizontally and vertically. Electronic readouts of pedal r/min, total pedal revolutions and time. Individual crank height adjustment. Control knob for adjustment of brake force. Unit can be calibrated. Graduated scale in watts. Weighs 48 lbs.