The new Schwinn Airdyne AD Pro exercise bike leverages the iconic Schwinn air resistance reputation of durability and performance and updates it with a design and feature set in perfect alignment with today's unique fitness challenges and environments. Whether you use it to bring your workouts to a new level or require the perfect total body cardio workout machine for your home; the new Schwinn Airdyne AD Pro delivers the latest in air resistance technology for effective and efficient workouts. Specifications Performance Features Resistance Levels Infinite Resistance System Air Drive System Single stage belt drive Programming Options # of Workout Programs 9 Workouts Interval & target goal programs Heart Rate Monitoring Telemetry enabled Computer Features Display Type High contrast LCD resolution Display Readouts Time, Distance, Calories, RPM, Watts, Pulse, Speed Style Upright stationary bike Details and Warranty Product Dimensions 42"L x 20"W x 52"H (106 x 50 x 132 cm) Machine Weight 113 lbs (51 kg) Maximum User Weight 350 lbs (160 kg) Power Requirements 2 D batteries, (external power supply is optional)