Create a real cool look with this dual cathode kit! These kits come complete with two 12" Red Cold Cathodes & a dual invertor. They are an excellent way to enhance the pre modded case range. Features 2 x 12" acrylic tubes One invertor, dual output "DUAL 12""CCFL Red light kit cold cathode CCFL PC Kits for the brightest computer case lighting One standard set CCFL PC kits including 2pcs CCFL tubes, 1pcs CCFL inverter / 12V DC input, 1 set of Molex & Switch Technical data Lifetime: 30, 000 hours Brightness: 28, 000~30, 000 cd/m 2 Current draw: 5.0m Av Input voltage of inverter: 12v Tube diameter: 4.0mm"