Tunable white light is a technology that enables users to adjust the color temperature of a lamp in real time. For LEDs, users modify the correlated color temperature (CCT) and intensity of the source with an input, such as a slider control or intelligent lighting management system.

What is a tunable bulb?

Tunable bulbs can have the color temperature adjusted -- you can tune it from a warm soft light, which mimics old incandescent bulbs, to a cooler white - which is more like daylight or bright sunlight. ... Tunable will change from cool (blue white) to warm (red white) light and is usually dimmable as well with an app.

What does tunable lighting mean?

Tunable white lighting technology is defined as the ability to control a light source's color temperature output. It is also referred to as variable white, dim-to-white, hybrid white, or custom temperature lighting from other manufacturers.