A power generator assembly, comprising: a housing having a side wall and end walls; the end walls having central openings, through which a rotatable shaft extends; a plurality of fins positioned around an outer surface of the side wall; the housing having a hollow chamber that forms a shell; a canister received within the shell, wherein the canister is formed to receive at least one generator, wherein the at least one generator includes a magnetic stator attached to an interior wall of the canister and a rotor having rotor windings wrapped around laminates and an iron core that are attached directly to a rotatable shaft; an anchor stand having a pair of pivot members with an opening in each pivot member; the rotatable shaft received through the central openings of the housing and the openings in the pair of pivot members; the anchor stand having a lever with a counter weight attached that supports the housing in a body of water, wherein the counter weight is configured to move along a length of the lever and adjust an amount of resistance; the anchor stand having a pair of end supports, each of which supports a bracket bearing at a first end; said pair of bracket bearings receiving a rotatable support rod to which the pivot members and the lever with the counter weight are fixedly attached; wherein the anchor stand has a pair of end supports that are rotatably connected to a support rod that extends between the end supports; wherein the lever and the pair of pivot members are attached to the support rod; and wherein flexible straps extend around the pivot members and the anchor stand; or wherein the pivot members are held in a predetermined position by magnets. a housing having a side wall and end walls; the end walls having central openings, through which a rotatable shaft extends; a plurality of fins positioned around an outer surface of the side wall; the housing having a hollow chamber that forms a shell; a canister received within the shell, wherein the canister is formed to receive at least one generator, wherein the at least one generator includes a magnetic stator attached to an interior wall of the canister and a rotor having rotor windings wrapped around laminates and an iron core that are attached directly to a rotatable shaft; an anchor stand having a pair of pivot members with an opening in each pivot member; the rotatable shaft received through the central openings of the housing and the openings in the pair of pivot members; the anchor stand having a lever with a counter weight attached that supports the housing in a body of water, wherein the counter weight is configured to move along a length of the lever and adjust an amount of resistance; the anchor stand having a pair of end supports, each of which supports a bracket bearing at a first end; said pair of bracket bearings receiving a rotatable support rod to which the pivot members and the lever with the counter weight are fixedly attached; wherein the anchor stand has a pair of end supports that are rotatably connected to a support rod that extends between the end supports; wherein the lever and the pair of pivot members are attached to the support rod; and wherein flexible straps extend around the pivot members and the anchor stand; or wherein the pivot members are held in a predetermined position by magnets.