Future Harvest Development 900239 Sun Blaster T5 Connector Cord, 24-Inch, Black Sun blaster 6400K T5HO lamps simulate natural sunlight and are ideal for cuttings and vegetative growth For maximum output and efficiency use with Sun Blaster T5HO lighting fixtures Specialty lamps are available in red, green and blue for those that wish to create interesting visual effects for home, office or store front