Handcrafted Wooden Dolphin Dynamic Model- Desktop Stress Relief Display Features: Mechanical Motion Design:  Powered by a precision gear mechanism,...

Mechanical Bionic Butterfly 3D Metal Puzzle DIY Kinetic Sculpture Model Features: Mechanical Design with Dynamic Motion:  Based on real insect anat...

Wooden Illuminated Flying Pig Dynamic Model - Desktop Stress Relief Display (Non-Music Box) Features:  Animated Wing Movement:  Hidden transmission...

Shaftless Pump-Push Inner-Rotor Motor Model, High-Tech Teaching Demo Device Features:  Open-Structure Coreless Motor Design:  Built around an inner...

Metal Robot Mechanical Clock Desktop Art Display Features: High-precision mechanical timing:  Built with a refined mechanical movement, delivering ...

Wooden DIY Dream Hot Air Balloon Steampunk Music Box Model Kit - Handcrafted Gift Features:  Steampunk-Style Design:  Romantic hot air balloon styl...

Wooden DIY Phoenix Crown Music Box Model Kit - Christmas Desk Decor  Features:  Cultural Aesthetics Recreated:  Combines Ming & Song crown desi...

Wooden Time Magic Workshop DIY Miniature House 3D Model Kit Features: Unique Theme Design:  Centered on the “Time Magic Workshop” theme, the design...

Mini-machine à vapeur rétro verticale à double cylindre, modèle réduit, M30B 3,7 cm³, à mouvement alternatif et à double effet Caractéristiques: Le...

Moteur à essence monocylindre horizontal à quatre temps M21 1,9 cc, modèle de moteur à combustion interne à essence pour tracteur Moteur à essence ...

IPS Color Screen Engine Gauge Digital Clock Features: Aluminum Alloy Desktop Base:  The integrated aluminum alloy base features CNC machining and a...

Stirling-Powered Steampunk Airship DIY Metal Model Kit Unique Gift for Him Features: Stirling Engine Powered Dynamic Mechanical System:  Driven by ...

TECHING Metal V8 Engine Coffee Mug with Food-Grade Stainless Steel Liner Creative Gift Features: Realistic V8 Engine Design:  Styled after the stru...

WOLFBUSH CH-53E Super Stallion 250 Class RC Military Helicopter, 2.4GHz 8CH Flybarless GPS RC Helicopter with Movable Rear Cargo Ramp, Flight Contr...

3D Metal Mechanical Scorpion Model Kit with LED Lights & Interchangeable Claws (1000+PCS) Features: 1000+ Precision Metal Parts:  This mechanic...

3D Metal Steampunk Owl Model Kit with Flapping Wings (700+PCS) Features: Mechanical Flapping Wings:  Turn the abdominal crank to activate the inter...

Golden Single Cylinder Stirling Engine Model with LED Features: Thermal Principles Demonstration:  Explore the science of heat and energy with this...

T-Type Single Cylinder Stirling Engine Model Features: Thermal Principles Demonstration:  Explore the science of heat and energy with this T-type s...

Single Cylinder Stirling Engine Model with USB Light & Fan Features: Thermal Principles Demonstration:  Explore the science of heat and energy ...

Single Cylinder Stirling Engine Model-Thermal Science Display  Features: Thermal Principles Demonstration:  Explore the science of heat and energy ...

Punkbuild Wooden Mechanical Eagle Dynamic Model Features: Natural Wood Craftsmanship:  Crafted from natural wood, this mechanical eagle showcases d...

3D Metal Dynamic Double-Head Oil Pumping Unit Model, Vintage Gear-Driven Oilfield Machinery with Glass Cover & Wood Base (Finished) Features: D...

Geometric Refraction LED Desk Lamp, Transparent Acrylic Ambient Light with Touch Dimming Features: Frameless Geometric Light Art:  Evolved from a h...

Dual Turbo Jet Engine Desktop Fan with USB, LED Lights and 3-Speed Quiet Cooling for Home Office Features: Dual Turbo Fan Heads for Wider Airflow: ...