Hello, here is the specification and you can find it in any product pages of our accessory:
Specification:
1.Number of filaments:3
2.Filament material:PLA/ABS
3.Filament size:1.75mm
4.Nozzle size:0.4mm
5.Heater cartridge:24V,20W;diameter & length:6mm*15mm
6.Thermistor: PT3-25E2-S2