Arcadia Reptile ProT5 Kits are made with quality electronics and are very adaptable. Includes a highly reflective, removable reflector, power cable, and fittings kit. Also includes a free link cable allowing you to daisy chain this fixture with up to 9 other ProT5 or Jungle Dawn LED Bars (ten total). This 24-inch Fixture includes a 24-watt, 22.5-inch T5 High Output D3+6% UV-B Bulb for forest reptiles. This bulb is made in Germany, is flicker free, produces excellent color rendition and lasts a long time; 12 months! This fixture WILL NOT WORK with standard fluorescent tubes. Use only T5 High-Output tubes. UV-B - 12% UV-A - 30% Kelvin - 7000K° Tube Diameter - 016mm