Variation: 1. GL28ARGB Product Type: ARGB GPU bracket Product Material: ABS Product Color: 5V 3PIN ARGB Product Size: 12mm*62mm*180mm Power Interface: 5V 3PIN ARGB Package:GPU holder x 1,Screw x 6,Rubber pad x 2 Note:GL28ARGB only supports 5V ARGB, and does not support 12V 4PINRGB interface. Please confirm whether the motherboard supports 5V 3PINARGB interface equipment before purchasing. 2. GL28CF Product Type: ARGB GPU bracket Product Material: Acrylic Product Color: Dynamic Rainbow LED Product Size: 280*55*12mm Power Interface: SATA Package: GPU holder x 1,Screw x 6,Rubber pad x 2 Note:The GL28CF version can realize the automatic color conversion cycle, but it cannot be connected to the motherboard or the controller to control the lighting effect. Functions and features 1.Graphics Video Card GPU brace bracket kit. Support your cards from sagging and weighing on the motherboard. 2.Designed for a wide range of graphics cards and boards. Low profile for single or dual setups. 3.Dynamic vivid Rainbow illumination effect. We use high quality and durable Light Guiding material ,with high-end Colorful LED lights which longevity is more than 30,000 hours. 4.Adaptable to a wide range of motherboards and cases