Features: ☞ This Sprite Extruder Heater Block Kit is compatible with Creality Ender-3 S1 /CR-10 Smart Pro 3D Printer. ☞ The Heater block is made of copper that has been plated with nickel. Our copper alloy has been specially treated to reduce oxidation at high temperatures and has over 3 times the thermal conductivity of brass. This results in faster heat-up times and better temperature control, allowing for printing at temperatures up to 550°C, which is ideal for high-temperature printing. ☞ Capable of sustained operation at 300℃, compatible with high temperature filaments like ABS and nylon, enabling greater creative possibilities Rapid heating facilitates faster printing speeds ☞ What You Get: 1 x 24V40W red heating rod, 1 x High temperature Thermistors, 1 x Plated Copper Heating Block, 1 x Titanium Alloy Red Copper Bimetallic Throat, 1 x Copper-plated Nozzle, 1 x Black Silicone Case and 3Pcs screws. ☞ Smooth feeding without leakage. 45° chamfering design at the rear end thread, smooth feeding, flat and smooth nozzle section, highly matched butt joint. Specification: Model: Sprite Extruder Heater Block Kit (Bimetal Heatbreak Plated Copper Heating Block) Compatible with: Ender-3 S1 /CR-10 Smart Pro High Temperature: 300℃ Weight: 18.3g Packing List: 1 x 24V40W red heating rod 1 x High temperature Thermistors 1 x Plated Copper Heating Block 1 x Titanium Alloy Red Copper Bimetallic Throat 1 x Copper-plated Nozzle 1 x Black Silicone Case 2 x Screw 1 x Top Screw