[inclouding]1 x S1 Genie Heating Block Kit - High Temperature Upgraded Version 300C,2 thermistors. (When the printing temperature is to exceed 300 , you need to the silicone sock in advance). [Extra Thermistors]The package includes two additional upgraded thermistors that can withstand long-term, high-temperature printing up to 300 , improving the stability and reliability of the molding process. [Bimetal Heatbreak Throat Tube]Crafted from a combination of TC4 titanium alloy and copper, this innovative design effectively reduces upward heat transfer (7 W or ) while improving heat dissipation (400 W or ) for stable, high-quality 3D printing. [Nickel Copper Plated Nozzle]It has inner hole and outer surface, which is more and stable for material extrusion. It can be applied to all kinds of filament materials including PLA or TPU or or ABS, etc. The maximum working temperature is 500. Colour:silverandredandblack Material:copper and aluminum alloy Package Contents: 1 x S1 Genie Heating Block Kit 2 x thermistors 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.