Mini Exercise Bike Pedal Sit Down, Under Desk Bike Leg Exerciser Sitting Down, Pedal Exercisers Foot Pedal Exerciser, Seated Pedal Exerciser Desk Bike. Upgraded Smooth &Quiet Motorized Pedal Exerciser - electric pedal exerciser is used to strengthen arms and legs muscles, which is great for improving sedentary body tension, blood circulation, physical therapy and muscle relaxation.