halogen lamps for over heater power:50w-6000w voltage:12v-480v Total length:150mm-2500mm customized Wave length: short wave 1.3um mideum wave:1.8um long wave:2.5um Color temperture: 2450k 1800k 1200k Color:ruby /clear/ white /gold Infrared Heat Lamp Advantages: Long serving life: usually 5000 hours. Fast Reaction Time: About 1-2s to achieve full power output. High thermal effect: Based on wavelength of 0.8-1.4um, get high thermal energy to 62.5%.t Energy Saving: Gold and Ceramic coating maximize reflect Infrared radiation up to 90%, more energysaving, smaller footprint and better heating results. Green, safe and Environment Protecting: nontoxic and peculiar smell, no risk of contamination over environment or target object to be heated. We are a lading manufactuer in china for the Infrared heating lamps. If you are looking for this item ,please feel free to contact me for the quotation. Sonia Contact /what's App :+8618697988200