Lutron was founded in 1959 in New York City by Joel Spira, who created a dimmer that could replace a light switch in a wall box. Today Lutron offers light fixtures, room controls, home lighting systems, building lighting systems, shading systems, LED drivers, and sensors. The RadioRA 2 home ligh ... Read More ting system saves energy by adjusting the amount of light used during the day and night. This system also controls room temperature. Maestro wireless room-lighting systems use Clear Connect Radio Frequency Technology to work with a remote control from as far as 100 feet away. Maestro systems can be programmed to set lighting levels for different times of the day. Serena Remote Controlled Shades reduce cooling costs by reducing the amount of sunlight let into a room. Serena shades are battery-powered, making them convenient for hard-to-reach windows. Triathlon power technology keeps shades working with the same battery for three years. Dimmers come in multiple styles and control options. The Lumea dimmer slides to adjust light in the room.