This Light Bar offer 2 interfaces --- small 4Pin interface (Requires an extra COOLMOON controlling hub) and 5V 3Pin interface (Male one supports connection between ARGB products). And it supports syncing lighting effect with hardware inside PC case. Besides, it is easy to install via magnetic force.Feature: Wide CompatibilityIt offers 2 interfaces --- small 4Pin (Requires an extra COOLMOON controlling hub) and 5V 3Pin interface (Male one supports connection between ARGB products), you can choose one to fulfil your different needs.Wonderful Visual EffectIt offers multiple lighting modes and you can turn on/ off it, adjust brightness, etc. And it supports syncing lighting effects with hardware inside PC case. Besides, with 2 sides generating light, it owns higher brightness to improve lighting effect of PC case.Customized PC CaseYou can change lighting effect via motherboard software which should support 5V ARGB or an extra COOLMOON controlling hub to creates wonderful ARGB sync effects to bring yourself a unique PC case. Magnetic InstallationWith 2 magnetic sides, you can easily attach it to get perfect lighting and gaming atmosphere any time.Convenient to ManageWith its cable being 500mm in length, it is quite convenient for management to keep your case tidy.Note: If using small 4Pin interface to change lighting effect, an extra COOLMOON controlling hub is required (not included).Specification:Interface: Small 4Pin interface, 5V 3Pin ARGB Male/Female interfaceCable length: 500mm±10%Material: Aluminium alloy + ABS +MagnetQuantity of light : 18Item size: 300* 18.5* 18.5mm/ 11.81* 0.73* 0.73inPacking list:1 * Light Bar