This document analyzes how the film "lights out" uses conventions of the horror genre in its title, visual elements, setting, costumes, camerawork, editing, storyline and overall presentation. The title relates directly to the film's subject of darkness and power cuts. Typography uses a dripping red font that conveys danger and blood. The setting of an isolated rural house makes characters vulnerable. Costumes are normal teen clothes, and camerawork uses point-of-view shots and parallel editing to create tension. The opening scene and overall storyline follow conventions of stalking victims and paranormal events in a stereotypical horror structure. Throughout, the film relies on common horror techniques to suggest its genre to audiences.