Very rigid, mechanical welded frame Electromagnetic braking system using Eddy current Transmission by flexible, noiseless belts with automatic strain Braking indications from 5 to 160 W [? to 50 tr/mn] Possibility to work in both direction of rotation (with free- wheel sj Adjustable crank arms in lenght Mobile control board Power supply 230 V / 50 Hz 16 A [2P+T) consumption 1 A