Surfing Fins Surfboard Tail Rudder 4Pcs Surf Board Fins Surfboard Accessories Surfing Tail Thruster (Color : Blue, Size : G5+GL)

DIY Wind Power: Build a Simple Off-Grid Wind Turbine for Under $300: Step-by-Step Guide to Off-Grid Wind Power for Beginners

HinLIaDa Wind Turbine Generators Kit, 12V 600W Lantern Wind Turbine Generator, 5-Blade Vertical Axis Wind Turbine Generator with Controller, Suit for Home, Camping & Boat Use

Pikasola 1000W Wind Turbine Generator，24V Wind Generator Kit with Charge Controller, Wind Power Generator for Marine, RV, Home, Windmill Generator Suit for Hybrid Solar Wind System

Jiabailie Vertical Axis Wind Turbine,DIY Portable Wind Power Turbine,12V 30W Three-Phase Permanent Magnet Generator,Wind Power Kit

Solar 3D Windmill Model, Children's Educational Fun Gift, Wind Turbine Generator, Home Desktop Decoration Office Desk Decoration

Miracland Wind Turbine Toy, 21.65 Inch Large Size Windmill Toy Clockwork Generator Model STEM Science Kit

SWONVI 2 Pcs DC 0.1V-5.5V 100-6000RPM Micro Vertical Wind Turbines, Small Motor Wind Blades Generator for DIY

NEXTAKE Wind Turbine Model, 21.65 Inch Large Size Generator Windmill Toy Science Kit STEM Experiment With Wind-up Rotatable Blades