The Spectrum RGB Multi-Color On-Camera LED Light from Smith-Victor is a battery-operated, on-camera light source with a diminutive form factor of just 6 x 5.5 x 1" that can easily fit in virtually any kit bag. The dimmable light has 2 modes - RGB and Daylight. The RGB Mode permits total creative freedom, allowing you dial in hundreds of custom colors. The Daylight Mode has a color temperature of 5700K and a high CRI rating of 96 indicating a precise rendition of color. The Spectrum RGB has a 1/4"-20 tap for mounting and accessories, but a hot shoe mount is also included for attachment to a camera.