Provides a circular rowing motion ideal for training at home 2 hydraulic cylinders control resistance between 1 and 12 Comfortable, smooth-operating seat rollers mounted on durable rails Moving foot plates with straps for safe positioning of feet and ankles Battery powered training computer measures time, strokes, speed of strokes, cumulative distance during a training session, energy consumption, and pulse rate Heart rate measured with ear lobe clip Anti-slip floor protectors for safe use on multiple types of surfaces Durable steel construction Weight capacity: 285 lbs. Assembled dimensions: 59L x 67W x 18H inches Manufacturer's warranty included: see complete details in the Product Guarantee area About KETTLER Known throughout the world, KETTLER is a leading manufacturer of leisure furniture, sports and fitness equipment, bicycles, and more. This German company has grown from a small enterprise in 1949 to an international organization with products sold in 60 different countries. They have been designed for people who want to stay fit or simply relax and enjoy their leisure time. More than half a century after it was founded, KETTLER's central focus remains innovative, premium-quality products that are made in Germany. 12 Adjustment settings control resistance through two industrial strength hydraulic cylinders. Sturdy KETTLER designed frame with ball bearings in the padded seat’s rollers provide a smooth glide along the main aluminum track. Adjustable footplates pivot and extend to accommodate various rowers. Oars easily fold down for trouble-free storage. KETTLER ear lobe clip measures hear rate electronically. LCD Training computer displays time, oar strokes, current cadence, cumulative distance over a training session, heart rate and kilojoules, a precise measurement of energy consumption (4.2 kJ = 1 kcal). Settings include time, distance goals and a visual and acoustical cadence signal.