Ledwholesalers Dc 12 Volt 3a Power Supply Ac Adapter + 44 key RGB Controler For RGB color change leds, 3215+3315
Programming DIY Keys    Press DIY button to be programmed.    Adjust desired color using the arrow (Up/Down) color buttons.    Press same DIY button to set its color.    Once programmed, pressing the DIY button brings the connected RGB LED strip to the set color