The Lifespan Fitness SK-10 Air Ski Trainer delivers an intense workout that improves both cardiovascular endurance and upper body strength. General Resistance System: Air, 1 to 10 Levels of Resistance Frame: Cast Iron Foldable: No Features Ergonomic Handles High Strength Cables Compatible with FitLink & Kinomap Battery Powered Footplate Dimensions and Weight Occupancy Size: 130cm x 60cm x 214cm (L x W x H) Net Weight: 48.6kg Computer and Programs Console: Large LCD display, Shows multiple workout statistics at once Workout Statistics: Time (min:sec), Strokes, Strokes Per Minute (SPM), Resistance Level, Distance, Watts, Calories (Estimate), Pulse (BPM) Fitlink Compatible: Yes Heart Rating Reading: Compatible with Polar T34 or Equivalent Wireless Transmitter (Sold Separately) Power: Requires 4x AA Batteries Technical Assembly Required: This product comes partially assembled in a box with assembly instructions included. Transport Wheels: Yes Floor levellers: Yes Warranty: 12 Months Parts replacement warranty