Model:HT-E Crura Arthrosis CPM Description: Voltage: 220V Working voltage: DC24V Load weight: 15kg Power: 60W kickstand’s action scale :-5to120degree Rate: 0-24mm/S Timing: 0-4h Technology characteristic: 1 Low voltage and direct current ,safe and low noise 2 Slip keystroke design and nonpolar speed-alter 3 Big LCD screen shows Outset degree, termination degree, present degree, timing and time out 4 The computer times and shows by flashing