[3 Buttons Design] - Have total control on the look of your aRGB LEDs with the help of the 3 added buttons to change the mode, speed, and color. [Customize Your Lighting] - Multiple pre-set lighting modes include rainbow, cycle, cross, flashing, and others to create a unique color world. [3-Pin Connector for aRGB Devices] - Compatible with 5V ARGB devices such as case fans, LED strips, air-cooled radiators, water-cooled radiators, and other addressable RGB supported accessories. [Perfect Size for Better Concealment] - Compact design allows for easy hiding of the controller for a clean appearance. Color: Black Material: Plastic Size: Length: About 56cm Package Contents: 1 x RGB Controller Only the above package content is included; other products are not included. Note: Lighting and different displays may cause the color of the item in the picture to vary slightly from the actual item. Measurement allowance is +/- 1-3cm.