RW509 is a water resistance rowing machine made of oak, with dimensions of 1950 * 518 * 520mm and a suitable height range of 1200-2000mm. The storage method of this product is foldable, with dimensions of 736 * 518 * 1020mm. The corresponding container capacity for 20 '/40'/40HQ is 87/176/176; The water tank has a capacity of 28L and a maximum resistance value of 637 (N); The electronic watch includes the following functions: Time \ Distance \ Count \ Pulse \ BLUE TOOTH&APP; The net gross weight of the product is 29kg/33kg, and the maximum load-bearing capacity is 150kg.