The GODOX KNOWLED C7R & C10R LED Light Bulb is a Cinematic RGBWW E27 perfect for cinematographers, filmmakers and lighting gaffers that require a high CRI light bulb, for setting up practical set lighting that can complement their main lighting set up, to add mood and ambience to their sets. It features an HSI mode, which enables you to adjust the hue and saturation of the light, giving you access to virtually any colour you can think of. It also has a CCT mode, enabling you to adjust the colour temperature of the light anywhere between 2500K and 5800K enabling you to match the light to the colour temperature of your ambient lighting. It also has a CRI of 96+ and a TLCI of 97+, making the C7R & C10R Creative Bulbs are suitable for broadcast usage. The C7R & C10R Creative Bulbs are a great tool for Cinematographers, independent filmmakers, and photographers to add a little spice to their projects.