RGB Controller: XKChrome Mini BT (4-Pin)

From XKGlow: With this waterproof XKChrome Bluetooth LED controller, you can upgrade any existing 12V RGB+ LED lighting system to a whole new level with all exciting app featured introduced below. This controller is universal for all 12V powered RGB+ color changing LEDs, including XK Chrome and 7 color series. All plug-n-play wiring harness, adapter wires and connectors are also included in this complete upgrade kit. XKChrome Controllers: Often regarded as one of the best Bluetooth RGB Apps, XKGlow's XKChrome certainly has a wide variety of modes and functions to suite any taste. In addition to being able to dial in almost any color, the app includes the option to match a color based off of your phone's camera, 15 preset themes, a theme builder mode, turn signal override function, speed-related colors, music synchronization, and a sensor wire override. Wild!