Light Intensity – The total energy that the light emits.
Light Color – The color that the light emits. Intensity Units – Determines how the light's Intensity setting should be interpreted. Inner Cone Angle – Sets the inner cone angle of the Spot Light, in degrees.
Outer Cone Angle – Sets the outer cone angle of the Spot Light, in degrees. Temperature – Specifies the color value of the light expressed in Kelvin. Use Temperature – When enabled, the color of the light is specified by the Temperature value multiplied by the Light Color value.
Affects World – When enabled (the default), the light contributes to the lighting in the level. Disabling it will stop the contribution of the light in the environment.
Cast Shadows – When enabled (the default), the light casts shadows. Turn this option off to disable shadow casting for the light.
Use Inverse Squared Falloff – Specifies whether to use the physically based inverse squared distance falloff. Specular Scale – Multiplier on specular highlights. The value controls the light's contribution to specular reflections |