Check the listing for details. Ceramic Cartridge Heater, DC24V 70W Heater,White 2 Pack. Condition: New. Listed at 19.26 USD. What is this?3D printing heating rods mainly provide heat for 3D printers or other heat treatment equipment to ensure that the printed materials can be properly cured. They are suitable for most types of printers.What will I get?3D Printing Heating RodsWatt:70W±10%Size:6x20mm/0.24x0.79inchLead Length:1m/39inch /3ftVoltage:DC24VColor:WhiteSurface heat resistance temperature:470°C;Material:Stainless SteelIn the package of: 2 Pcs x 3D Printer PartIs there any advantages of the product?This 3d heater tube is easy to install, more resistant to high temperature, heats evenly, has high power, heats quickly, has a large temperature range, stability, high reliability can provide high corrosion resistance, flexible, easier to bend, uses a closed stainless steel sleeve, durable, soft and long-lasting, make sure high temperature for a long time.