Dynamic Fitness R1 Pro Magnetic Air Rower Self-powered system (Power is required for the display monitor only.); Strong torque with a smooth rowing motion; Data reading simulates custom rowing in actual outdoor environment conditions; Aluminum rail with 19cm width for a lighter, stronger, and smoother ride; Maximum user weight 136 kg (300 lbs.); Durable belt drive Smooth, clean, quiet (no whirring noises), and built to last.; Solid construction makes this perfect for home gym applications.; Length 1975mm (77.8?), Width; Product Depth 97 Patented Adjustable foot pad design with custom texture for user comfort; Footboard offers a unique heel support system. Instantly adjusts to foot size. You can row in trainers, sneakers, socks, or bare feet.; Tank is made of tough polycarbonate shell with a triple-bladed stainless steel paddle. Variable water volume from 9 to 17 liters. This is built to last.; Assembled Dimensions (L x W x H) 246.3 cm x 45 cm x 108.2 cm (97 in. x 17.7 in. x 42.6 in.); Weight 37.5 kg (82.7 lbs.) Patented folding style for easy storage; Folded Dimensions (L x W x H) 136.5 cm x 45 cm x 158.7 cm (53.8 in. x 17.8 in. x 62.5 in.); Product Weight 82.7; Product Height 42.6; Product Width 17.7; Assembly Required Yes Built-In Wheels for Portability Dual air and magnetic resistance system Patented structure design of the flywheel