Product Description .features, .specifications, .packing-list { margin-bottom: 20px; } Features Available in Heater Wire Options: 12V 40W or 24V 40W. Compatible with Creality CR-10, CR-10S, Ender 3, and Ender 3 Pro 3D Printers. Includes a 0.4mm nozzle, supports 1.75mm filament size, throat pipe, and aluminum heating block. Extruder Hot End Kit: White wire is a temperature thermistor, red wire is a heating tube. Stabilized design with the heating block and heat sink secured by two screws to prevent loosening. Specifications Main Material: Aluminum Alloy Heating Tube: Available in 12V 40W or 24V 40W Installation Type: External Thread Connection Nozzle Size: 0.4mm Throat Pipe Length: 30mm Filament Diameter: Suitable for 1.75mm Operating Temperature Range: -40°C to +260°C (-40°F to +500°F) Aluminum Block Size: 20 x 20 x 10mm (0.8 x 0.8 x 0.4 inches) Package Size: 15.6 x 10.8 x 2.5cm (6.1 x 4.3 x 1.0 inches) Package Weight: 78g (2.8oz) Packing List 1 x Hotend Extruder Kit