Kit for Ender-3 V3 SE Hotend: for Ender-3 V3 SE ceramic hotend kit, 0.4 mm and 0.6mm copper alloy nozzle is more efficient and convenient for your need, uniform extrusion, less drawing Rotatable Heating Ceramic Ring Notice: As a great replacement hotend for your previous v3 se hotend, the heating ceramic ring is rotatable, so if you see the wires were on the right side instead of the left, it doesn't mean it came assembled wrong, please remove the silicone cover and you can adjust the orientation High Temperature Resistance: for Ender 3 V3 SE hotend all-metal design for better overall performance, resist high temperatures up to 260C. for Ender 3 V3 SE hotend heater block part is compatible with various filaments such as PLA, ABS, PETG, TPU, PP, PC, etc Higher Printing Success Rate: for Ender-3 V3 SE Hotend Kit is fewer clogging, maximum printing speed 250mm/s, acceleration 2500mm/s Insulation Silicone Cover: for Ender 3 V3 SE hotend's silicone cover is provided to help keep temperatures much more stable to obtain better printing effect. Close fit, not easy to slip off Efficient Heat Dissipation: The increase of heat dissipation blocks greatly improves the heat dissipation effect, avoids the impact of high temperature on printing, and ensures the quality of printing Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:aluminum Package Contents: 1 x 3D Printer Hotend Kit 1 x Extra nozzle 0.4mm Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.