Profile: Roberts Step-Lite Systems is a manufacturer of lighting equipment and residential lighting fixtures. We manufacture emergency lighting & accessories, lighting accessories, hazardous location lighting & fixtures, portable and temporary lighting and accessories, optical lighting. Our RA-12 series step-lite replaceable lamp can be powered with either AC or DC power source. Its housing is white extruded UV stabilized plastic. The RM-12-LED cove lite has slim profile cove accent lighting with decorative white molding. It is is designed for wall mounting to direct soft glow lighting up toward the ceiling or down toward the floor.