What's in the box:

Creality 3D 4010 Brushless Blower Cooling Fan Turbo Fan 40 * 40 * 10mm 24V DC with Ball Bearing 2Pin Connector for CR-8S Ender 3 3D Printer Hotend Extruder (Black)

Features:
DC 24V 0.1A operation voltage, fit for CR-8S Ender 3 3D printer extruder.
2Pin connector, wire length approx. 100cm / 39.4in.
Waterproof , dust-proof and super noise-reduced.
Easy installation and high-efficiency heat dissipation,
Extend the life of your 3D printer, best accessory for you.

Specification:
Volume: 4010
Compatibility: CR-8S/ Ender 3
Noise: 20dBA
Speed: 7600 r/min
Connector: 2Pin
Bearings: Oil-bearing
Cable Length: Approx. 100cm / 39.4in
Rated Power: DC 24V 0.1A
Item Body Size: 4 * 4 * 1cm / 1.6 * 1.6 * 0.4in
Item Weight: 16.5g / 0.6oz
Package Size: 13 * 9 * 1cm / 5.1 * 3.5 * 0.4in
Package Weight: 18.7g / 0.7oz

Package List:
1 * Blower Fan