Controller + transformer with remote control, 12V RGB LED strip
RGB Controller with 44-Key Wireless IR Remote for RGB LED Light Strips 12V 24V | LEDwholesalers
EZDIY-FAB RGB Converter, 12V RGB to 5V ARGB Transfer Hub with 3-Way Splitter, Motherboard with 12V 4-pin Header can Control 5V ADD-RGB Products, Built-in 50 Color Modes
5mm 12V 20cm Pre-wired RGB LED Emitting Diode Multicolor Common Anode Cathode | eBay
12v 4pin Rgb Connector Cable Pc Case Fan Led Strip Extension Cord Wire Adapter For Giga/microstar/asus Motherboard - Pc Hardware Cables & Adapters - AliExpress
Amazon.com: upHere 12V RGB to 5V ARGB PC Fan Hub with 6 PWM 4Pin Port,8 5V ARGB 3Pin Port,Support up to 6 4-Pin & 3-Pin Case Fans and Additional 2 ARGB Accessories