http://www.lisa-light.com/indoor-lights-and-lighting/magnetic-track-light-system/Overview Magnetic Track Track Light is mainly composed of three basic elements: rails, transformers and lighting components. It uses low voltage and have great flexibility in placement and aesthetics. It uses strong magnetic attraction and built-in safety buckle, which makes the installation of the lamp more convenient, and can easily illuminate every corner. Magnetic Track Track Light can have two installation methods, embedded and surface installation, and customers can choose according to the actual situation.