Julio Voltio (born as Julio Irving Ramos Filomeno on June 11, 1977 in Santurce, Puerto Rico) is one of the reggaeton genre's best-known artists. Voltio is now retired. 　　His nickname came to be as the result of an accident. Before joining Karel, he worked as an electrician. One day, he stuck his hand in the wrong place and got shocked. Everyone then called him "Bombillo" (Light Bulb) and "Corto Circuito" (Short Circuit), until eventually giving him a nickname that stuck: "Voltio" (Spanish word for volt). 　　Julio Voltio now identifies as a born-again Christian. Julio said in an interview: "Yes, really I accepted Christ as my savior, I really do because sometimes you have a void in the hearts and one therefore needs."