The Xebex Ski Erg: comes with power adapter so that ski trainer will be plugged into wall to run power. The product makes use of magnetic resistance controlled by console. It has a floor stand to attach to main frame so that unit can be freestanding. The Ski Trainer can run on battery power too. Programs: - Quick Start - Pacer - Race - Interval distance - Interval time - Heart rate control - Watts - Custom user programs Console Displays: - Time per 500 meters - Resistance level - Watts - Strokes per minute - Pulse (when connected to 5k heart rate monitor; HR monitor not included) - Time - Meters - Strokes - Calories Includes: - Xebex Ski Trainer handles and handle straps - Plug-In Power Adapter - Console-controlled 16 levels of resistance allows you to change the intensity of your workout with preset programs Freestanding: Attach floor stand to main-frame for a freestanding Xebex Ski Trainer. Comes with wheels so you can easily transport around your home or gym! Dimensions: 75x208x126 cm (30x82x50 in) Weight: 150 lbs.