... are 21 modes of change for you to choose; B+: A brightness control button, the step of the ... white 18White stroboflash8Three-color jumpy changingSpeed and brightness are19R/B crossfadeSpeed is adjustable, brightness is un-adjustable9Seven-color ... /G crossfade10Three-color gradual changingSpeed is adjustable, brightness21G/R crossfade11Seven-color gradual changingis un-adjustable Typical Application: ...