The new Aurora HardTube LED with addressable RGB enables modders and PC builders who love lighting almost endless possibilities to create a masterpiece.Perfect AestheticsWith the new aRGB technology you can light up your whole system with many different colours and styles. This makes your gaming system a real eye-catcher whether you are going to LAN events, creating mods for shows, or simply creating something pretty for your home.Alphacool offers CompatibilityWith the new LED rings from Alphacool you can illuminate all HardTubes or tubes with a 13mm or 16mm outer diameter. They are easy to install too. Simply slide them over the tubing and plug them in.Power is supplied via a 3-pin aRGB connector that connects to your controller or directly to the motherboard. Alphacool offers the Eiscontrol Adressable RGB Controller for all Digital RGB products. Alphacool products are compatible with Asus Aura Sync, Gigabyte RGB Fusion 2.0 and many other hardware manufacturers.Technical Data:- Inside Diameter: 13 mm- Outside Diameter: 22 mm- Ring Length: 20 mm- LEDs: Digital Addressable RGB LEDs- Connection: 3-pin - Cable Length: 75 cm