Bring mechanical motion to life with this Hand Crank Gear Fan – a fully functional, kinetic desk gadget designed for 3D printing. This interactive model features a manual crank mechanism connected to a precise gear transmission, rotating the fan smoothly without the need for motors or batteries.

Perfect for:

STEM education – Demonstrate gear ratios and mechanical motion.

Desk decoration – A fun and functional kinetic sculpture.

Hands-on learning – Great for workshops, classrooms, or makerspaces.

Stress relief – Turn the crank for a calming, tactile experience.

Key Features:

Fully mechanical, no electronics required.

Multiple file formats included: STL, 3MF, AMF.

Print-friendly design optimized for FDM 3D printing.

Modular parts for easy assembly and maintenance.

Scalable to different sizes depending on your printer’s capacity.