Benefits VS Features: 1.Versatility of heat source: Wide range of lamps lengths and power available. 2.Clean: No byproducts, no pollution. 3.Safe: Quartz envelope, heat shock resistant. 4.Economical: More than eighty-five percent of consumed energy transmitted into infrared heat. 5. Long life: More than five thousand hours. 6.Near infrared heating: The wave of infrared is from seven hundred fifty nm to one thousand five hundred nm. Application: -Home heating: Heater,oven,stove,baker,toaster,flooring -Industrial heating: Automobile,equipment,machine The carbon-fiber heater tube employs long fiber as the heating material. Features: 1) Power: 150 - 2200W 2) Operation voltage: 50 - 380V 3) Diameter: 10 - 20mm 4) Length: 100 - 3800mm 5) Lifetime: 5,000 - 8,000hrs 6) Color temperature: 1,200 - 1,500k 7) Wavelength: 3 - 1,000um 8) Adopts quartz glass tubing We also can do the lamp as the customer need, please feel free contact me if you are you any question . carbon case