Light It Up The Trex 100W Transformer is a high-tech power supply designed to provide years of power to your landscaping projects. The Transformer comes with two cables, which can be attached to a splitter or adapter without the need for wire nuts, and a photo-activated timer with several options for customizing the run-time of your light system. The 100W Trex Transformer is designed specifically for outdoor use, withstanding years of tough weather including rain, wind and hail. Trex® Through and Through The Trex 100W Transformer is the perfect choice for all Trex Landscape Lighting installations and can be quickly put in place without any electrical skills. Contained in a small housing, this DC Transformer is backed by a limited 3-year warranty. What's in the Box Every box contains one 100W Transformer, (2) 20' LightHub Transformer Cables and an easy-to-use timer.