Material: Aluminum & stainless steel & nickel copper plated Thermistor: NTC100K 3950K New design and high-quality product. Name: 3D printer hotend Nozzle: 0.4 mm Size (nickel copper plated) Heating cable: 75mm long, 6*20mm Heater: 24V 50W with pin XH2.54 Aluminum heating block size: 20 mm * 16 mm * 10 mm Nozzle: Chrome plated copper and titanium alloy nozzle Features: - Ender 3 S1 hotend, Ender 3 S1 Pro hotend, Plug and Play, easy to install. - Ender 3 S1 hotend is compatible with Creality Ender 3 S1/Ender3 S1 Pro/CR10 Smart Pro/Sermoon V1/Sermoon V1 Pro 3D printers. - Chrome plated copper nozzle + titanium alloy (TC4): high thermal pressure under 300, titanium alloy reduces heat conduction upwards, and chrome plated copper offers better overall performance with the ability to accelerate heat dissipation. - This is a fully metallic hotend, an upgraded version that can heat up to 300 and handle high-quality filaments. - Cover included on this hotend to help maintain stable temperature and result in higher print quality and consistency. Note: 1. Slight size variations may occur due to manual measurement. 2. Color differences may exist due to different screens. Packaging contents: - 1 x Chrome plated copper and titanium alloy nozzle - 1 x Heating block - 1 x Silicone sleeve - 1 x Nickel copper plated nozzle - 1 x Heating tray - 1 x Thermistor - 2 x Screws