Nozzle: hardened steel Heating block: chrome zirconium copper Radiator: aluminum alloy Thermal sensitivity: NTC100 - 30 ℃ - 300 ℃ Ceramic heating plate: heating temperature up to 300 ℃ Power: 48W Voltage: 24V Product Advantages 1.small size, light weight 2.It can print at high temperature and conduct heat quickly 3.The inner wall of throat nozzle is smooth, reducing plug and improving printing accuracy 4.Removable, reducing the use cost. Support printing of PLA ABS PETG TPU and other Filament