New! Sleek Design - High-output T5 lamp with a new low-profile design. Increased Efficiency - Highly polished, curved reflector for increased lamp efficiency, strong UVB, and brighter light. Performance - Enerygy Efficient T5 HO electronoc ballast for rapid start and maximum lamp performance. Plastic protector cover on both ends for more safe use without hurting. Convenience Easy to Use Anywhere - Removable power cable with convenient on/off switch. Easy to fit inside vivariums or over mesh with extra accessories. Comes with Desert 10.0 UVB T5 Lamp - Provides UVB light rays which are required for reptiles to metabolize essential calcium; Stimulates appetite, activity, and reproductive behavior through UVA radiation. Ideal for desert-dwelling reptiles. (24W Great for 24" Enclosures ; 39W - Great for 36" Enclosures; 54W - Great for 48" Enclosures.)