Redline, just go to Woolies, Coles, Kmart etc and buy normal house globes or reflector globes. You can get them in clear or frosted and they give off yellowish light. This is what herpers use for their daylight heat. The wattage depends on the size of the cage. 40 watts will heat smaller cages and for the larger cages use 60-75watt globes. You should experiment to see which globes meet the needs of your animals. All globes need to be wired to a thermstat. Party globes dont last long. Get edison screw ceramic heat globes for night heat. They last years.