Power Beam Lights Set of 3 Lights What We Like About The Power Beam Light Each Power Beam Light comes complete with five interchangeable lenses cords and with or without garden stakes and transformers. Remember that although the 10-watt lights can be used in or out of water the 20-watt lights MUST be submerged when in use. This light is offered in a variety of configurations so that you can pick the right one for your needs. 10-Watt One Power Beam Light Outdoor transformer 23-foot cord with garden stake 10-Watt Three Power Beam Lights Outdoor transformer 23-foot cord 5-foot cords between each light 20-Watt One Power Beam Light Outdoor transformer 23-foot cord 20-Watt Three Power Beam Lights Outdoor transformer 23-foot cord.