Features Ink Box Heater Composition: The 12v 40w ceramic cartridge heater is composed of cylindrical stainless steel pipes, so it provides high durability. Stable Performance: The single -head heating pipe has stable performance, high reliability, lightweight and delicate shape, which can well satisfy our use. Uniform Heat: The ceramic cartridge heater can provide uniform heat distribution, can meet the needs of our use, and is a very useful auxiliary accessories. Excellent Workmanship: The heating pipe is used for excellent workmanship and selected materials for 3D printers. It has strong and durable characteristics and has a long service life. Scope of Application: Single heating pipes are protecting electronics, motors, solder, painting, packaging, fixed, and printed PCB boards are very effective. Specifications: Material: Stainless Steel Voltage: 12V Power: 40W Diameter: 6mm Length: 20mm Wire Length:1m   Package includes : 1 X Cartridge Heaters Package List