What's in the box:

Aibecy 2 in 1 Out Dual Color Metal Hotend Extruder Kit with Cable 0.4mm Brass Nozzle Print Heat 12V Compatible with CR-10 Series Ender-3 3D Printer (Black)

Features:
Dual color metal hotend extruder kit for CR-10 series Ender-3 3D Printer.
0.4mm nozzle; 1.75 filament size; aluminum heating block; heater wire 12V/24V for option.
Can access two type of filament, switch between two input when printing, and extrude through a hot end.
Color switching is fast and stable, and print quality has no obvious defects.
The heating block and the heat sink are connected and fixed by two screws, making the print head is more stable.

Specifications:
Color: Black
Heat Sink Material: Aluminum Alloy
Heater Material:Aluminum Alloy
Nozzle Material: Brass
Pneumatic Connector Material: Stainless Steel
Voltage: 12V / 24V(Optional)
Wire Length: Approx. 140cm/ 4.6ft
Body Size: 8 * 2.5 * 2.2cm/ 3.1 * 1.0 * 0.9in
Package Size: 13 * 9 * 2.5cm/ 5.1 * 3.5 * 1.0in
Package Weight: 83g/ 2.9oz

Package List:
1 * Hotend Extruder Kit