1.efficient Heating And Uniform For Revo E-3-d Ceramic Heater Has A More Effect Than Traditional Cartridges. It Is Quickly Reach To 200c From Room Temperature. 2.all-metal Heatbreak Print Temperature Up 300 All-metal Supports Printing, Making Various Filaments Such As Pla, Abs, Petg, Tpu, Pp, Pc, Nylon Etc. 3.toolless Nozzle Change:easy Install The Ecosystem Allows You Change Nozzles In Under 30seconds Without Tools At Temperature.designed Specifically, Installing Hotend Straightforward Should Take 30 Minutes. 4.the Can Be Replaced Directly Complex Or Hottightening.easy Will Not Leak Material During Use. 5.the Mini Works Well With Bowden Direct-drive Extrusion Kits, Its Lightweight Construction Makes Ideal Extruders. Due Different Batches, There May Differences Product Appearance, Color, Printed Text, Which Affect Specifications: B: 0.25mm Throat Colour:as Shown Material:metal Package Contents: 1 X Printer Kit Only Above Content, Other Products Are Included. Note: Light Reflection Displays Cause Of Item Picture Little Real Thing. Measurement Allowed Error +/- 1-3cm.