Convert +5V (3-pin) Addressable-RGB Fan/Equipment to compatible with +12V (4-pin) RGB motherboard or RGB Controller *(Rainbow and Breathing mode for some Motherboard Models are NOT Compatible) Compatible with Most +12v RGB Motherboard Connection *(Note: ASRock motherboard is NOT compatible) Magnet & Velcro installation Voltage transformer within 5V to 12V RGB Transfer Hub powered by SATA